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    (B) Stop and listen! What do you hear? You may hear many different sounds. Some of those sounds may be noise. Noise is a loud or unwanted sound. Noise can be caused by many kinds of machines, such as motorcycles, jet planes , farm tractors, and power motors. And, to some people, rock music is also a noise. What happens to people who live near noisy machines or use them over a period of time? Doctors have found that these people have trouble in sleeping. And most importantly, constant loud noise can cause loss of hearing. Scientists use a unit of measure called a decibel to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands measure over 120 decibels. Noise at such high level causes the greatest hearing loss. 根据短文内容.判断正. 31.( )According to the passage, noise is all sounds that you can hear. 32.( )A “decibel is a machine that makes loud noise. 33.( )Loud noise can help people sleep better. 34.( )Not all people think that rock music is a noise. 35.( )We can infer from the passage that noise is a serious problem. 【查看更多】

     

    题目列表(包括答案和解析)

    Stop and listen! What do you hear? You may hear many different sounds. Some of those sounds may be noise. Noise is a loud or unwanted sound.
    Noise can be caused by many kinds of machines, such as motorcycles, jet planes (喷气式飞机), farm tractors, and power motors. And, to some people, rock music is also a noise.
    What happens to people who live near noisy machines or use them over a period of time? Doctors have found that these people have trouble in sleeping. And most importantly, constant (连续的) loud noise can cause loss of hearing.
    Scientists use a unit of measure called a decibel(分贝) to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands measure over 120 decibels. Noise at such high level causes the greatest hearing loss.
    根据短文内容，判断下列句子是否正确，对的涂（A），错的涂（B）。(10分)
    【小题1】According to the passage, noise is all sounds that you can hear.
    【小题2】A “decibel” is a machine that makes loud noise.
    【小题3】Loud noise can help people sleep better.
    【小题4】Not all people think that rock music is a noise.
    【小题5】We can infer (推断) from the passage that noise is a serious problem.

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    Stop and listen! What do you hear? You may hear many different sounds. Some of those sounds may be noise. Noise is a loud or unwanted sound.

    Noise can be caused by many kinds of machines, such as motorcycles, jet planes (喷气式飞机), farm tractors, and power motors. And, to some people, rock music is also a noise.

    What happens to people who live near noisy machines or use them over a period of time? Doctors have found that these people have trouble in sleeping. And most importantly, constant (连续的) loud noise can cause loss of hearing.

    Scientists use a unit of measure called a decibel(分贝) to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands measure over 120 decibels. Noise at such high level causes the greatest hearing loss.

    根据短文内容，判断下列句子是否正确，对的涂（A），错的涂（B）。(10分)

    1.According to the passage, noise is all sounds that you can hear.

    2.A “decibel” is a machine that makes loud noise.

    3.Loud noise can help people sleep better.

    4.Not all people think that rock music is a noise.

    5.We can infer (推断) from the passage that noise is a serious problem.

     

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    Stop and listen! What do you hear? You may hear many different sounds. Some of those sounds may be noise. Noise is a loud or unwanted sound.
    Noise can be caused by many kinds of machines, such as motorcycles, jet planes (喷气式飞机), farm tractors, and power motors. And, to some people, rock music is also a noise.
    What happens to people who live near noisy machines or use them over a period of time? Doctors have found that these people have trouble in sleeping. And most importantly, constant (连续的) loud noise can cause loss of hearing.
    Scientists use a unit of measure called a decibel(分贝) to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands measure over 120 decibels. Noise at such high level causes the greatest hearing loss.
    根据短文内容，判断下列句子是否正确，对的涂（A），错的涂（B）。(10分)
    小题1:According to the passage, noise is all sounds that you can hear.
    小题2:A “decibel” is a machine that makes loud noise.
    小题3:Loud noise can help people sleep better.
    小题4:Not all people think that rock music is a noise.
    小题5:We can infer (推断) from the passage that noise is a serious problem.

    查看答案和解析>>

    Stop! Listen! What do you hear? You may hear many different sounds. Some of those sounds may be noisy. Noise is loud and unwanted sound.
    Noise can be caused by many kinds of machines, such as motorcycles, jet planes, tractors and so on. And, to some people, rock bands are also noise.
    What happened to people who live near noisy machines or use them over a period of time? Doctors find that these people have trouble in sleeping, But, most important, constant loud noise can cause a loss of hearing.
    Scientists use a unit of measure called a decibel to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands can measure over 120 decibels. Noise at this high level causes the greatest hearing loss.
    【小题1】 From the article we know noise is ___________.
    A．wanted soundB．loud and unwanted sound
    C． all sounds that you can hearD．comfortable sound
    【小题2】  A “decibel” is a _________
    A．unit that measures soundB．kind of noise
    C．machine that makes very loud noiseD．person who hates noise
    【小题3】According to the passage, loud noise can ________.
    A．help people sleep betterB．stop machine
    C． cause a loss of hearingD．kill people
    【小题4】The main idea of this passage is that __________
    A．noise pollution can be a serious problem
    B．rock bands are noisy
    C．noise can cause people to be mad
    D．some people hate noise deeply
    【小题5】 Study the chart below, Which room would be the quietest?
    Room
    		Noise Level
    A
    		35 decibels
    B
    		120 decibels
    C
    		130 decibels
    D
    		40 decibels
    A． Room AB． Room B
    C． Room CD． Room D

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    Stop! Listen! What do you hear? You may hear many different sounds. Some of those sounds may be noisy. Noise is loud and unwanted sound.
    Noise can be caused by many kinds of machines, such as motorcycles, jet planes, tractors and so on. And, to some people, rock bands are also noise.
    What happened to people who live near noisy machines or use them over a period of time? Doctors find that these people have trouble in sleeping, But, most important, constant loud noise can cause a loss of hearing.
    Scientists use a unit of measure called a decibel to measure the loudness of a sound. The sound of a quiet room, for example, measures 35 decibels. Talking measures between 40 and 65 decibels. Sounds from traffic and from some rock bands can measure over 120 decibels. Noise at this high level causes the greatest hearing loss.
    【小题1】 From the article we know noise is ___________.
    wanted sound               B. loud and unwanted sound
    C.  all sounds that you can hear    D. comfortable sound
    【小题2】  A “decibel” is a _________

    A．unit that measures soundB．kind of noise
    C．machine that makes very loud noiseD．person who hates noise
    【小题3】According to the passage, loud noise can ________.
    help people sleep better         B. stop machine
    C.  cause a loss of hearing         D. kill people
    【小题4】The main idea of this passage is that __________
    noise pollution can be a serious problem
    rock bands are noisy
    noise can cause people to be mad
    some people hate noise deeply
    【小题5】 Study the chart below, Which room would be the quietest?
    Room
    		Noise Level
    A
    		35 decibels
    B
    		120 decibels
    C
    		130 decibels
    D
    		40 decibels
    A.  Room A                   B.  Room B
    C.  Room C                   D.  Room D

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