_______, the disease diphtheria would produce a powerful poison that would kill the patient.

试卷相关题目

• 1Out of the crowded bus ________ ,who was dressed in a black suit and waved to a woman.

  A.a tall man in his thirties stepped

  B.stepped a tall man in his thirties

  C.did a tall man in his thirties step

  D.did a tall man step in his thirties

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• 2So ________ student ________ that he can work out all difficult problems.

  A.clever a ; was he

  B.a clever; was he

  C.clever a , he was

  D.a clever, he was

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• 3—Michael has changed beyond recognition. — ________！How did he manage to lose so much weight？

  A.So has he

  B.Neither has he

  C.So he has

  D.Neither he has

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• 4Only by working hard ________ your dream of becoming a doctor.

  A.you can achieve

  B.can you achieve

  C.can you be achieved

  D.you can come true

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• 5On the table _________ two dictionaries．You may look up the word in either of them．

  A.lie

  B.lays

  C.laid

  D.lies

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• 6None of them could understand your meaning, _________?

  A.could they

  B.didn't he

  C.do they

  D.could it

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• 7---- I'm sorry I can't go to the concert with you tonight, because I have a bad cold. ---- If you don't go, __________.

  A.nor do I

  B.nor will I

  C.so do I

  D.so will I

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• 8He was so absorbed in his work that not a sound ______.

  A.did she dare to make

  B.dared she to make

  C.she didn't dare to make

  D.she dared to make

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• 9If ________ these two colors, being color-blinded can be diagnosed.

  A.not distinguished

  B.one can't distinguish

  C.not distinguishing

  D.one not having distinguished

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• 10Our bad living habits will destroy the earth. Only by changing ________ we live   ________ save the earth.

  A.what; can we

  B.how; can we

  C.where; we can

  D.how, we can

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