— Where"s Lucy, please?— She _____ be in the library.[ ]A. can

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— Where"s Lucy, please?
— She _____ be in the library.[     ]
A. can
B. need
C. could
D. may

答案

举一反三

Henry ________ be at home because he phoned me from the farm just now.[     ]
A. mustn"t
B. might not
C. isn"t able to
D. can"t

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You needn"t_       for him. [     ]
A. to wait
B. waiting
C. wait
D. to waiting

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句型转换。1. I want to help cheer the sick up at the local care center.（改为同义句）
I         like ____ cheer the sick up at the local care center.
2. I found the lost boy and I also sent him home.（改为同义句）
Not only                         the lost boy, but also I sent him home.
3. He told me not to shut the door.（改为直接引语）
"                         the door”, he said to me.
4. They set up a help center to help the homeless people.（用定语从句改写句子）
They set up a help center to help the people                   have a home.
5. A school has been established in our village.（同义句转换）
A school has been                  in our village.

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－Mum,           I play computer games?
－Yes, you can. But you have to finish your homework first.    [     ]
A. must
B. may
C. will
D. need

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—Must I finish the work before supper?
—_____. [ ]
A. No, you mustn"t
B. Yes, you need
C. Yes, you may
D. No, you needn"t

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