下列每句的画线部分中有一处错误，找出并改正。 ( ) 1. I think the TV invented before the computer.

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下列每句的画线部分中有一处错误，找出并改正。 (    ) 1. I think the TV invented before the computer.
                 A                   B          C
(     ) 2. The battery-operated slippers are used for see in the dark.
                              A                                   B         C
(     ) 3. The most annoyed invention is the alarm clock.
                     A         B           C
(     ) 4. It gives people more time to work and to play every day.
                                          A            B               C
(     ) 5. You didn"t have a lot of modern inventions.
                      A                B                      C

答案

1. B was invented 2. C seeing 3. B annoying 4. C play 5. B many

举一反三

The river smells terrible. People must ____ dirty things into it. [ ]
A. be stopped to throw
B. be stopped from throwing
C. stop to throw

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People must______down too many trees.    [     ]
A. stop from cutting
B. be stopped from cutting
C. stop to cut

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用括号中所给动词的适当形式填空。1.  Our dog_____ (take) care of by my sister while we were on holiday.
2.  —These bananas look different and they are sweet.
     —Right. They_____ (bring) here from Taiwan yesterday.
3. Computers    ___ (use) in business to place and cancel orders.
4. Tom was made    ___ (wash) his clothes by his mother.
5. Keys are used for_____ (open) locks.

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As we know that the rocket ____ sending satellites or spaceships into space.      [     ]
A. is used to
B. is used for
C. uses for

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Students _____ eat, drink or smoke in the computer room.    [     ]
A. aren"t allowed
B. aren"t allowed to
C. didn"t allowed to

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