—Did you go to the concert yesterday? —No, I _____. [ ]A. didn"t invite B. h

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—Did you go to the concert yesterday?
—No, I _____. [ ]
A. didn"t invite
B. haven"t invited
C. wasn"t invited
D. doesn"t invite

答案

举一反三

—Do you often clean your classroom?
—Yes, our classroom _____ every day.[ ]
A. clean
B. cleans
C. is cleaned
D. cleaned

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—Can sixteen-year-olds drive their cars to school?
—No. They shouldn"t _____ to drive because they are not serious enough. [ ]
A. allow
B. allowed
C. be allowed
D. have allowed

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—Have all the students known that Backstreet Boys will ap- pear to them?
—Yes. Everyone _____ about it. [ ]
A. has told
B. was told
C. tells
D. told

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This theory _____ by Einstein. [ ]
A. put forward
B. had been put forward
C. was put forward
D. has put forward

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—Have you ever heard of Dolly, the cloned sheep?
—Yes, she _____ in Scotland a few years ago. [ ]
A. created
B. was discovered
C. was created
D. creating

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