So mysteriously ______ missing that many puzzles wait to be solved.

试卷相关题目

• 1______the nurses want a pay increase, they want reduced hours as well.

  A.Not do only

  B.Do not only

  C.Only not do

  D.Not only do

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• 2.Only _____ as an interpreter _____ how important it was to practise speaking English.

  A.when did I work…I realized

  B.when did I work…did I realize

  C.when I work…did I realize

  D.when I worked…did I realize

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• 3She won't go unless________.

  A.invite

  B.invited

  C.will invite

  D.are inviting

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• 4—Do you have any idea what your former boss would say about you? —I don't know，________.

  A.so do I care

  B.so I don't care

  C.nor I don't care

  D.nor do I care

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• 5This street is very crowded at this time of day.You have to be very cautious while ______.

  A.to drive

  B.being driven

  C.driving

  D.having driven

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• 6—It's nice.Never before________ such a special drink! —I'm glad you like it.

  A.I have had

  B.I had

  C.have I had

  D.had I

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• 7In a physical change no new substance is formed，__________ in the composition of matter.

  A.nor does any change take place

  B.nor any change takes place

  C.not any change takes place

  D.either any change takes place

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• 8Reading books is very important for developing the students' understanding of the world, ______ ?

  A.is it

  B.are they

  C.isn't it

  D.aren't they

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• 9—Is everyone here? —Not yet. Look, there _______ the rest of our guests!

  A.come

  B.comes

  C.is coming

  D.are coming

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• 10He must be helping the old man to water the flowers, _____?

  A.is he

  B.isn't he

  C.must he

  D.mustn't he

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