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    When people who have lost a lot of blood are given more blood they . A. won’t feel better B. will feel weak and ill C. will become pale D. will feel better later 【查看更多】

     

    题目列表(包括答案和解析)

    When you cut your skin，you blood（流血）．If a person loses a lot of blood，he will become ill and may die．Blood is very important．People have always known that．At one time in history, some people even drank blood to make them strong!

        When doctors understand how blood goes around inside the body, they try ways of giving blood to people who need it．They take blood from the healthy people and give it to people who need it．This is called“blood transfusion”．The blood goes from the arm of the healthy person to the arm of the sick people．

        But there are two problems．First，it does not always work．Sometimes people die when they have blood transfusion．Later, doctors found out that we do not have the same type of blood．There are four groups-O，A，B and AB．we all have blood of one of these groups．They also found they could give any kind of blood to people belonging to AB-groups．But they found that they must give A-·group blood to A-·group people and B·-group blood to B-group people．If I have O-group blood，then I could give blood to anyone else safely．

        There is another problem．To give blood of the right kind，doctors have to find a person of the right blood group．Often they can not find a person in time．If they have a way to keep the blood until someone needs it，they can always have the right kind of blood．At first they found they could keep it in bottles for fifteen to twenty days．They did this by making the blood very cold．Then they had ways to keep it longer．In the end they found a way of keeping blood for a long time．

        We call a place where we can keep money a“bank”．We call a place where we keep blood a“blood bank”．One day，when you grow up，you may give some of your blood to a “blood bank”．In this way you may stop someone from dying．Or perhaps one day you may become ill．You may need blood．Then the“blood bank”will give you the blood from another person．

    1．From the passage，we learn that sometimes people die when they have blood transfusions because they __________．

    A．are unhealthy people                             B．have lots of blood

    C．are not given the right type of blood              D．are AB-group people

    2．Which of the following is TRUE?

    A．Doctors can give any kind of blood to the sick people．

    B．Doctors can give any kind of blood to AB-group people．

    C．Doctors can give any kind of blood to O-group people．

    D．A O-group person can’t give his blood to a B-group person．

    3．People set up the“blood bank”so that they can __________．

    A．give the right kind of blood to the people who need it in time

    B．keep different groups of blood as much as possible

    C．make it easier to sell or buy blood

    D．keep blood for more than twenty hundred years

    4．From the last paragraph of the passage，we learn that __________．

    A．the writer thinks it's good to give blood to a“blood bank”

    B．we may become ill if we give blood to a“blood bank”

    C．many people died because they lost lots of blood

    D．there are three groups of blood

    查看答案和解析>>

    When you cut your skin, you bleed（流血）. If a person loses a lot of blood, he will become ill and may die．Blood is very important. People have always known that．At one time, some people even drank blood to make them strong!

    When doctors understand how blood goes around inside the body, they try ways of giving blood to people who need it. They take blood from the healthy people and give it to people who need it. This is called " blood transfusion". The blood goes from the arm of the healthy person into the arm of the sick person.

    But there are two problems. First, it does not always work. Sometimes people die when they have blood transfusion. Later, doctors find that we do not all have the same kind of blood．There are four groups—O, A, B and AB．We all have blood of one of these groups. They also find that they can give any kind of blood to people of group AB．But they find that they must give A-group blood to A-group people and B-group blood to B-group people. I have O-group blood and the doctor told me that I could give blood to anyone else safely.

    There is another problem. To give blood of the right kind, doctors have to find a person of the right blood group. Often they can not find a person in time. If they have a way to keep the blood until someone needs it, they can always have the right kind of blood．At first they find they can keep it in bottles for fifteen to twenty days. They do this by making it very cold．Then they find how to keep it longer. In the end they find a way of keeping blood for a very long time.

    We call a place where we keep money a "bank". We call a place where we keep blood a "blood bank". One day, when you grow up, you may decide to give blood to a "blood bank". In this way you may stop someone from dying. Or perhaps one day you may become ill. You may need blood．The "blood ban" will give it to you.

    1．From the passage, we learn that sometimes people die when they have blood transfusions because they           .

    A．are unhealthy people

    B．have lost a lot of blood

    C．are not given the right kind of blood

    D．are AB-group people

    2．Which of the following is true?

    A．Doctors can give any kind of blood to the writer.

    B．The writer can give blood to B-group people.

    C．The writer has never had a blood transfusion.

    D．The writer has the same kind of blood as his father.

    3．People set up the "blood bank" so that they can      .

    A．give the right kind of blood to the people who need it in time

    B．keep different groups of blood as much as possible

    C．make it easier to sell or buy blood

    D．keep blood for more than twenty hundred years

    4．From the last paragraph （段落） of the passage, we learn that      .

    A．the writer thinks it's good to give blood to a "blood bank"

    B．we may become ill if we give blood to a "blood bank"

    C．many people died because they lost a lot of blood

    D．blood is more important than money

    5．The writer doesn't talk about       in the passage.

    A．how important blood is to us

    B．the four groups of blood

    C．where the blood bank is

    D．what "blood transfusion" is

    查看答案和解析>>

    阅读理解。
         When you cut your skin, you bleed (流血). If a person loses a lot of blood (血液), he will become
    ill and may die. Blood is very important. People have always known that. At one time, some people even
    drank blood to make them strong!
         When doctors understand how blood goes around inside the body, they try ways of giving blood to
    people who need it. They take blood from the healthy people and give it to people who need it. This is
    called "blood transfusion" (输血). The blood goes from the arm of the healthy person into the arm of the
    sick person. 
          But there are two problems. First, it does not always work. Sometimes people die when they have
    blood transfusion. Later, doctors find that we do not all have the same kind of blood. There are four
    groups---O, A, B and AB. We all have blood of one of these groups. They also find that they can give any
    kind of blood to people of group AB. But they find that they must give A-group blood to A-group people
    and B-group blood to B-group people. I have O-group blood and the doctor told me that I could give blood
    to anyone else safely.
         There is another problem. To give blood of the right kind, doctors have to find a person of the right
    blood group. Often they can not find a person in time. If they have a way to keep the blood until someone
    needs it, they can always have the right kind of blood. At first they find they can keep it in bottles for fifteen
    to twenty days. They do this by making it very cold. Then they find how to keep it longer. In the end they
    find a way of keeping blood for a very long time. We call a place where we keep money a "bank".
         We call a place where we keep blood a "blood bank". One day, when you grow up, you may decide to
    give blood to a "blood bank". In this way you may stop someone from dying. Or perhaps one day you may
    become ill. You may need blood. The "blood bank" will give it to you.
    1. From the passage, we learn that sometimes people die when they have blood transfusions because
        they _______.
    [     ]
    A. are unhealthy people
    B. have lost a lot of blood
    C. are not given the right kind of blood
    D. are AB-group people
    2. Which of the following is true?
    [     ]
    A. Doctors can give any kind of blood to the writer.
    B. The writer can give blood to B-group people.
    C. The writer has never had a blood transfusion
    D. The writer has the same kind of blood as his father.
    3. People set up (建立) the "blood bank" so that they can _______.
    [     ]
    A. give the right kind of blood to the people who need it in time
    B. keep different groups of blood as much as possible
    C. make it easier to sell or buy blood
    D. keep blood for more than twenty hundred years
    4. From the last paragraph of the passage, we learn that _______.
    [     ]
    A. the writer thinks it's good to give blood to a "blood bank"
    B. we may become ill if we give blood to a "blood bank"
    C. many people died because they lost a lot of blood
    D. blood is more important than money
    5. The writer doesn't talk about _______ in the passage.
    [     ]
    A. how important blood is to us
    B. the four groups of blood
    C. where the blood bank is
    D. what "blood transfusion" is

    查看答案和解析>>

    阅读理解

         When you cut your skin, you bleed(流血). If a person loses a lot of blood, he will become ill and may die. Blood is
    very important. People have always known that. At one time, some people even drank blood to make them strong!
         When doctors understand how blood goes around inside the body, they try ways of giving blood to people who
    need it. They take blood from the healthy people and give it to people who need it. This is called " blood transfusion"
    (输血). The blood goes from the arm of the healthy person into the arm of the sick person.
         But there are two problems. First, it does not always work. Sometimes people die when they have blood transfusion.
    Later, doctors find that we do not all have the same kind of blood. There are four groups-O, A, B and AB. We all have
    blood of one of these groups. They also find that they can give any kind of blood to people of group AB. But they find
    that they must give A-group blood to A-group people and B-group blood to B-group people. I have O-group blood and
    the doctor told me that I could give blood to anyone else safely.
         There is another problem. To give blood of the right kind, doctors have to find a person of the right blood group.
    Often they can not find a person in time. If they have a way to keep the blood until someone needs it, they can always
    have the right kind of blood. At first they find they can keep it in bottles for fifteen to twenty days. They do this by
    making it very cold. Then they find how to keep it longer. In the end they find a way of keeping blood for a very long time.
         We call a place where we keep money a "bank". We call a place where we keep blood a "blood bank". One day,
    when you grow up, you may decide to give blood to a "blood bank". In this way you may stop someone from dying.
    Or perhaps one day you may become ill. You may need blood. The "blood bank" will give it to you.
    1. From the passage, we learn that sometimes people die when they have blood transfusions because they_________.
    A. are unhealthy people
    B. have lost a lot of blood
    C. are not given the right kind of blood
    D. are AB-group people
    2. People set up the "blood bank" so that they can _________.
    A. give the right kind of blood to the people who need it in time
    B. keep different groups of blood as much as possible
    C. make it easier to sell or buy blood
    D. keep blood for more than twenty hundred years
    3. The writer doesn't talk about ________ in the passage.
    A. how important blood is to us
    B. the four groups of blood
    C. where the blood bank is
    D. what "blood transfusion" is
    4. Which one is right among the following expressions?
    A. If I have AB-group blood, I can give my blood to anyone else safely.
    B. If I have B-group blood, I can give my blood to a person with AB-group blood.
    C. If I have A- group blood, I can only give my blood to others with the same blood.
    D. If I have O-group blood, I can get blood from anyone else safely.
    5. The passage mainly tells us_________.
    A. some means of keeping the blood
    B. something about 4 kinds of human's blood
    C. something about blood transfusion
    D. all of the above

    查看答案和解析>>

    阅读理解

    　　When you cut your skin, you bleed(流血)．If a person loses a lot of blood, he will become ill and may die．Blood is very important．People have always known that．At one time, some people even drank blood to make them strong!

    　　When doctors understand how blood goes around inside the body, they try ways of giving blood to people who need it．They take blood from the healthy people and give it to people who need it．This is called"blood transfusion"．The blood goes from the arm of the healthy person into the arm of the sick person．

    　　But there are two problems．First, it does not always work．Sometimes people die when they have blood transfusion．Later, doctors find that we do not all have the same kind of blood．There are four groups－O, A, B and AB．We all have blood of one of these groups．They also find that they can give any kind of blood to people of group AB．But they find that they must give A－group blood to A－group people and B－group blood to B－group people．I have O－group blood and the doctor told me that I could give blood to anyone else safely．

    　　There is another problem．To give blood of the right kind, doctors have to find a person of the right blood group．Often they can not find a person in time．If they have a way to keep the blood until someone needs it, they can always have the right kind of blood．At first they find they can keep it in bottles for fifteen to twenty days．They do this by making it very cold． Then they find how to keep it longer．In the end they find a way of keeping blood for a very long time．

    　　We call a place where we keep money a "bank"．We call a place where we keep blood a"blood bank"．One day, when you grow up, you may decide to give blood to a "blood bank" ．In this way you may stop someone from dying．Or perhaps one day you may become ill． You may need blood． The "blood bank" will give it to you．

    (1)

    From the passage, we learn that sometimes people die when they have blood transfusions because they ________．

    [　　]

    A．

    are unhealthy people

    B．

    have lost a lot of blood

    C．

    are not given the right kind of blood

    D．

    are AB－group people

    (2)

    Which of the following is true?

    [　　]

    A．

    Doctors can give any kind of blood to the writer．

    B．

    The writer can give blood to B－group people．

    C．

    The writer has never had a blood transfusion．

    D．

    The writer has the same kind of blood as his father．

    (3)

    People set up the"blood bank"so that they can ________．

    [　　]

    A．

    give the right kind of blood to the people who need it in time

    B．

    keep different groups of blood as much as possible

    C．

    make it easier to sell or buy blood

    D．

    keep blood for more than twenty hundred years

    (4)

    From the last paragraph(段落)of the passage, we learn that ________．

    [　　]

    A．

    the writer thinks it's good to give blood to a"blood bank"

    B．

    we may become ill if we give blood to a"blood bank"

    C．

    many people died because they lost a lot of blood

    D．

    blood is more important than money

    (5)

    The writer doesn't talk about ________ in the passage．

    [　　]

    A．

    how important blood is to us

    B．

    the four groups of blood

    C．

    where the blood bank is

    D．

    what"blood transfusion"is

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