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    Is your DNA in every part of your body? Finish the reading task in class in oral. Try to get more information about the text at the same time. Step4. Read the text again. Find the sentences with the new words. Try to create situation about the new words. Then make sentences with the new words. If someone can make a whole story with the new words that we learn in this lesson, the teacher must encourage her. The sentences with the new words: Generally speaking, a blueprint is a drawing. Identical twins are two children that grew from the same egg. They are clones. From your DNA, scientists can identify not only you, but also people related to you. Step5.Let some students tell some details about the text. What is DNA? Where is your DNA from? What is DNA used for? Step6. Come to “LET’S DO IT . Finish the task with a partner. Find the things about you that show your parents’ DNA. Talk about if for a while. Then let some volunteers come to the front to talk about the subject. Step7.Homework 【查看更多】

     

    题目列表(包括答案和解析)

    在短文的空格内填入适当的词，使短文通顺。每空格限填一词，首字母已给出。

    　　There is one language used in e　　 country in the world. It's everybody's s　　 language. It's very e　　 to understand, and you can "hear" it. It's sign language （手势语）.

    　　When you wave to a friend in the street, you are using sign language. When you p　　 up your hand in class, you are saying, "Please ask me, I think I know the r　　 answer." When a policeman wants t　　 stop cars or buses, he raises his hand. He's using sign language. Sign language is useful in quiet places or places full of noise. Even when you are swimming w　　 your friends, you can have a talk u　　 the water.

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    完形填空

    　　Is your schoolbag too heavy? The e-schoolbag will help you．It is said that e-schoolbags are going to be brought into 　　1　　 in Chinese middle schools soon．

    　　Heavy schoolbags have been a serious 　　2　　 for a long time．But the e-schoolbag will

    　　　　3　　．An e-schoolbag is 　　4　　 lighter than a usual schoolbag．Perhaps, the e-schoolbag should be 　　5　　 an e-textbook．It is a small computer for students．It is as 　　6　　 as a usual book, 　　7　　 it can still have all the things for study, such as textbooks, exercise books and so on which can be made 　　8　　 chips(芯片)like stamps．The students can read the text page by page on the screen, take notes, or even send e-mails to their teachers．They only need to 　　9　　 the right chip into the e-schoolbag．Then they can use it．

    Some people say 　　10　　 e-textbooks can be easily broken, while others say it is not good for eyes．But only time will tell．

    (1)
    [　　]

    A．

    use

    B．

    useful

    C．

    used

    D．

    to use

    (2)
    [　　]

    A．

    idea

    B．

    problem

    C．

    question

    D．

    thought

    (3)
    [　　]

    A．

    work it out

    B．

    work out it

    C．

    work out

    D．

    work them out

    (4)
    [　　]

    A．

    very

    B．

    much

    C．

    too

    D．

    so

    (5)
    [　　]

    A．

    call

    B．

    calls

    C．

    called

    D．

    calling

    (6)
    [　　]

    A．

    small

    B．

    smaller

    C．

    smallest

    D．

    most small

    (7)
    [　　]

    A．

    and

    B．

    as

    C．

    or

    D．

    but

    (8)
    [　　]

    A．

    into

    B．

    from

    C．

    up

    D．

    of

    (9)
    [　　]

    A．

    bring

    B．

    get

    C．

    take

    D．

    put

    (10)
    [　　]

    A．

    if

    B．

    what

    C．

    that

    D．

    which

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    阅读理解：

    　　Is your schoolbag too heavy to carry? The e-schoolbag will help you．In fact, the e-schoolbag should perhaps be called an e-textbook．It is a small computer for students．Heavy schoolbags have been a serious problem for them for a long time．But the e-schoolbag will change everything．

    　　It is much lighter than a usual schoolbag．Also, it is as small as a usual textbook, an exercise book and so on．They can be made into chips that are as small as a stamp．The students can read the text page by page on the “screen”, take notes, or even send e-mails to their teachers．All they have to do is to put the right chip into the e-schoolbag and press the button．

    　　It is said that e-schoolbags have been put into use in some Chinese middle schools．In 2012, some students in Shanghai started to use e-schoolbags in the new term．Some say that e-textbooks can be easily broken．Some say it is not good to students' eyes．But only time will tell us all．

    (1)

    An e-schoolbag is ________．

    [　　]

    A．

    a kind of computer chips

    B．

    a small computer

    C．

    bigger than a textbook

    D．

    much heavier than a usual schoolbag

    (2)

    We can use e-schoolbags for ________．

    [　　]

    A．

    our study

    B．

    our work

    C．

    the buttons

    D．

    stamps

    (3)

    Students can't ________ when they use e-schoolbags．

    [　　]

    A．

    send e-mails

    B．

    read the text

    C．

    take notes

    D．

    play computer games

    (4)

    The underlined word “chips” means ________ in Chinese．

    [　　]

    A．

    薯条

    B．

    芯片

    C．

    屏幕

    D．

    电池

    (5)

    What's the best title of this passage?

    [　　]

    A．

    To Put the Right Chips In．

    B．

    The Big Problems．

    C．

    A New Kind of Schoolbag．

    D．

    How to Use the E-schoolbag?

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    阅读理解。

    　　Is your schoolbag too heavy to carry?The e-schoolbags will help you．

    　　It is said that e-schoolbags are going to be brought into use in Chinese middle schools soon．In fact(事实上), the e-schoolbag should perhaps be called an e-texbook．It is a small computer for students．Heavy schoolbags have been a serous problem for them for a long time．But the e-schoolbag will change everything．It is much lighter than a usual schoolbag．Also it is as small as a usual book, but it can still hold all the things for study, such as a textbook, an exercise book and so on．They can be made into chips(芯片)that are as small as a stamp．The students can read the text page by page on the screen, take notes(记笔记), or even send e-mails to their teachers．All they have to do is to put the right chip into the e-schoolbag and press a button．

    　　Some say that e-textbook can be easily broken; some say it is not good to students' eyes．But only time will tell．

    (1)

    An e-schoolbag is ________．

    [　　]

    A．

    a video

    B．

    a small computer

    C．

    a heavy bag

    D．

    a usual book

    (2)

    E-schoolbags are used for ________．

    [　　]

    A．

    fixing buttons

    B．

    making chips

    C．

    computer games

    D．

    school study

    (3)

    E-schoolbags ________．

    [　　]

    A．

    are popular with all the people

    B．

    can do everything for students

    C．

    may be used instead of usual schoolbags

    D．

    have come into use in China

    (4)

    What do you think of e-schoolbags?

    [　　]

    A．

    Very good．

    B．

    Very helpful．

    C．

    Very useful．

    D．

    Any of them is OK．

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    完成句子
    【小题1】我理想的家园至少有12个房间。　　
    There are ___________ ___________ twelve rooms in my dream home.
    【小题2】它和靖江的公寓真的不同。　　
    It is ___________ ___________ ___________ the ________ in Jingjiang.
    【小题3】北京有许多餐馆。哪个是你最喜欢的？　　
    There are ___________ ___________ in Beijing.　___________ is your _________?
    【小题4】我能从卧室窗户看见安静的田野。　　
    I can __________ the __________field __________ the __________ window.
    【小题5】Millie 住在他下面四层楼
    Millie lives three floors ________ __________.
    【小题6】我有一间拥有12个淋浴间和40个浴缸的房间。　　
    I have a room ___________ twelve___________ and ___________ ___________.

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