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    5．Modern planes can easily get us over a long distance in a few h ． 【查看更多】

     

    题目列表(包括答案和解析)

    阅读下面短文，用文中括号内所给动词填空。
         Since 1946, one of the most important inventions has been the computer. It has been changing all our
    lives.
         The first computer   _1   _ (build) in 1946.It    2     (be) as large as a room and quite difficult and slow     3     ( use). But since the invention of silicon " chip " (硅片) ,  computers      4     ( become)  smaller,  easier and faster to operate. Some computers are as small as TV sets. Some can even      5     (make)
    smaller than a book. And computers      6    ( get) smaller and smaller all the time. Who knows what the
    computers of tomorrow     7    (be) like?
         There      8     (be)  several reasons why the computer is useful to us. First,  a lot of information can be put into computers. Second, the computer _   9     (work) very quickly thousands of times faster than a
    man and it will not be tired. Third, modern computers can be built into other kinds of machines, like radios, cars and planes. So today people can spend less time     10    ( do) more work with a computer.
    1.______ 2. _______3. _______4. _______ 5. ______
    6. ______7. _______8. _______9. _______10. ______

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    完形填空

    　　Since the beginning of time, man 　　1　　 many interesting things．Some of these inventions, 　　2　　 numbers, the alphabet and the radio, have certainly changed history．

    　　One of the most important 　　3　　 has been the computer since 1946．It changed all our lives．

    　　The first computer 　　4　　 at Harvard University in 1944．It was as large as a room and quite difficult and slow to operate．But since the invention of silicon(硅)chip, computers have become smaller, easier 　　5　　, and faster to operate．Some computers are as 　　6　　 as television sets．Simple computers can be made smaller than a book．And computers are getting smaller all the time．

    　　There are several reasons why computer is useful to us．First, it can store(储存)very, very large amounts of information in its memory chips．　　7　　, the computer can operate very quickly．　　8　　 times faster than humans and it will never feel tired．Third, modern computer can be built into other kinds of machines, like radios, cars, and planes．They can do a lot of work for us．

    　　Soon, almost everyone, either at home 　　9　　 at work, will use some kind of computer．The lives of all of us 　　10　　 by this invention．

    (1)
    [　　]

    A．

    has invented

    B．

    has discovered

    C．

    has found

    D．

    has known

    (2)
    [　　]

    A．

    with

    B．

    at

    C．

    for

    D．

    like

    (3)
    [　　]

    A．

    inventions

    B．

    invents

    C．

    invention

    D．

    invent

    (4)
    [　　]

    A．

    built

    B．

    has built

    C．

    was built

    D．

    is built

    (5)
    [　　]

    A．

    use

    B．

    to use

    C．

    used

    D．

    using

    (6)
    [　　]

    A．

    big

    B．

    small

    C．

    bigger

    D．

    smaller

    (7)
    [　　]

    A．

    First

    B．

    Second

    C．

    Third

    D．

    Finally

    (8)
    [　　]

    A．

    Thousands of

    B．

    Thousand of

    C．

    A thousand of

    D．

    A thousands

    (9)
    [　　]

    A．

    and

    B．

    with

    C．

    while

    D．

    or

    (10)
    [　　]

    A．

    are changed

    B．

    will be changed

    C．

    will change

    D．

    changed

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    阅读下面短文，用括号内所给动词的适当形式填空。
         Since 1946, one of the most important inventions has been the computer. It has been changing all our lives.
         The first computer 1._______ (build) in 1946. It 2._______ (be) as large as a room and very difficult and
    slow 3._______ (use). But since the invention of silicon chip (硅片), computers 4._______ (become) smaller,
    easier and faster to operate. Some computers are as small as TV sets. Some can even be made smaller than a
    book. And computers 5._______ (get) smaller and smaller all the time. Who knows the computers of tomorrow
    6.________ (be) like?
         There 7._______ (be) several resons (原因) why the computer is useful to us. First, a lot of information can
    8._______ (put) into computers. Second, the computer 9._______ (work) very quickly-thousands of times
    faster than a man and it will not be tired. Third, modern computers can be built into other kinds of machines like
    radio, cars and planes. So today people can spend less time 10._______ (do) more work with a computer.

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    从下面方框中选择适当的选项填入文中，使短文通顺、完整。选项中有两项是多余选项。

    A. in         B. has                   C. large   D. do      E. even      F. like 

    G. faster   H. thousands of    I. tired    J. reasons   K. three     L. doing

    Since 1946, one of the most important inventions has been the computer. It  1   changed our lives greatly.

    The first computer was built  2  1946. It was as   3   as a room and very difficult and slow to use. But since the invention of silicon "chip"(硅片), computers have become smaller, easier and   4  to operate. Some computers are as small as TV sets. Some can   5  be made smaller than a book. And computers are getting smaller and smaller all the time. Who knows what the computers of tomorrow will be   6  ?

    There are several   7  why the computer is useful to us. First, a lot of information can be put into computers. Second, the computer works very quickly—  8  times faster than a man—and it will not be   9  . Third, modern computers can be built into other kinds of machines, like radios, cars and planes. So today people can spend less time   10  more work with a computer.

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    根据短文内容，选择正确答案。
         Since the beginning of time, man has invented many interesting things. Some of these inventions, like
    numbers and the radio, have certainly changed history. Since 1946. one of the most important inventions
    has been the computer.  It will change all our lives.
         The first computer was built at Harvard University in 1944. It was as large as a room and quite difficult
    and slow to operate.  But since the invention of the silicon chip (硅片), computers have become smaller,
    easier to use, and faster to operate. Some computers are as small as television sets.  Some computers can
    be made smaller than a book.  And computers are getting smaller and all the time.
         There are several reasons why computer is useful. First it can store very. Very large amount of
    information. Second, the computer can operate very quickly. Third, modern computer can be built into
    other kind of machines, like radio, cars and planes. They can do a lot of work for us.
         Soon, almost everyone. either at home or at work, will use some kind of computers.  The lives of all
    of us will be changed by this invention.
    1. What have changed history and people's life according to the passage?
    A. Numbers.
    B. Radios.
    C. Computers.
    2. The first computer was built ______.
    A. in the middle of the 19th century
    B. in the middle of the 20th century
    C. at the beginning of time
    3. A modern computer can be made _____.
    A. as large as a room
    B. smaller than a book
    C. smaller than silicon chips
    4. The computer has been made much better since the invention of _____.
    A. the silicon chip
    B. the radio
    C. the color TV set
    5. The computer is useful because _____.
    A. it can. operate very quickly and can be built into other machines
    B. it can store lots of information
    C．both A and B

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