If I had remembered ________ the door, the things would not have been stolen．

试卷相关题目

• 1Liu Ming is said ________ abroad for one year before he came to teach in our school．

  A.to have studied

  B.to study

  C.to be studying

  D.to have been studying

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• 2The three nations were wise enough not ________ the agreement until they could discuss it further．

  A.to sign

  B.signing

  C.having signed

  D.to have signed

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• 3The woman at large was observed ________ the supermarket and then she went out of it．

  A.enter

  B.to enter

  C.entered

  D.entering

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• 4Paul jumped to his feet and pretended ________ very hard when his boss came．

  A.to work

  B.to be working

  C.working

  D.to have worked

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• 5I seem ________ him somewhere before．

  A.to have seen

  B.to be seeing

  C.seeing

  D.having seen

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• 6A suspected man was observed ________ the bank and then he went out of it．

  A.enter

  B.entered

  C.to enter

  D.entering

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• 7Miss Alice can’t help ________ the house because she is busy making a cake in the kitchen．

  A.to clean

  B.cleaning

  C.cleaned

  D.be cleaned

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• 8Nuclear radiation is said ________ the biggest health challenge in Japanese Earthquake Over the past few months．

  A.being

  B.to be

  C.to have been

  D.that it is

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• 9The ancient Egyptians are supposed _________ rockets to the moon．

  A.to send

  B.to be sending

  C.to have sent

  D.to have been sending

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• 10Once he has determined ________ something, no one can change his mind．

  A.to do

  B.doing

  C.to have done

  D.having done

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