Cloning plants is straightforward ______ cloning animals is very complicated .

试卷相关题目

• 1We have a growing population and________we need more food.

  A.even

  B.besides

  C.yet

  D.therefore

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• 2You should be more careful _____ you make mistakes again.

  A.so that

  B.in order that

  C.in case

  D.because

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• 3Mr. Green has made another wonderful discovery,  ______ great importance to science.

  A.which I think is of

  B.which I think it is of

  C.that I think is of

  D.I think which is of

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• 4I'd like to know the way ______ you succeeded in the experiment.

  A.to

  B.in that

  C.how

  D.in which

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• 5I am thankful to him for that advice, ______ I owe all my success．

  A.to what

  B.of which

  C.at which

  D.to which

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• 6Children depend on their parents for food and _______.

  A.cloth

  B.coat

  C.dressing

  D.clothing

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• 7Walking does need a bit of practice _____ gravity has changed.

  A.as if

  B.in their turn

  C.now that

  D.as a result of

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• 8 It was not for the reason ______ she loved him _______ she married the young man.

  A.that; which

  B.because; that

  C.that; that

  D.that; so

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• 9Finally, I bought the new book,_____I spent twenty yuan, in the bookstore where a friend of mine is the boss.

  A.on which

  B.which

  C.for which

  D.that

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• 10Many in the company doubted whether the new product could bring in ________ those sold.

  A.as good as

  B.as well as

  C.as much as

  D.as many as

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