If nature does not provide man with the necessary material, it is the laboratory _____he will turn to for it.

试卷相关题目

• 1He should _____be allowed to get up until he has completely recovered from his illness.

  A.in case

  B.in any case

  C.in that case

  D.in no case

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• 2______I admit that the problems are difficult, I don't agree that they cannot be solved.

  A.When

  B.Where

  C.While

  D.Why

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• 3Too often teachers' _____with parents involve complaints about children's misbehaviors and laziness.

  A.acquaintances

  B.associations

  C.conferences

  D.consultations

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• 4By the time you have completed the essential training, you ______exposed to virtually every new feature of the course.

  A.will have been

  B.will be

  C.would have been

  D.would be

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• 5From what has been discussed above, we may safely draw the ______that its disadvantages are far greater than its advantages.

  A.solution

  B.conclusion

  C.answer

  D.attention

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• 6All flights _____because of the snowstorm, they decided to take the train.

  A.were cancelled

  B.have been cancelled

  C.had been cancelled

  D.having been cancelled

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• 7I really appreciate _____to help me, but I am sure that I can manage it myself.

  A.you to come

  B.that you come

  C.your coming

  D.how you come

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• 8A new system of quality control was to overcome the shortcomings in theFirm's products.

  A.invested

  B.informed

  C.introduced

  D.instructed

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• 9It may be worthwhile at this moment to ____ and see what results we have gotafter one year's experiments.

  A.look back

  B.look around

  C.look up

  D.look forward

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• 10I don't think Mi Watson will come here again today. Please give the ticket toComes here first.

  A.whomever

  B.whom

  C.who

  D.whoever

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