Children's brains cannot develop properly _________ they lack protein.

试卷相关题目

• 1Tom told us all that _______ he said at the meeting was really true．

  A.that

  B.all

  C.what

  D.which

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• 2—Mom, can I go out and play with my friends now? —No, honey, you can't _____ you haven't recovered from the knee injury.

  A.until

  B.before

  C.as

  D.unless

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• 3Many restaurant menus include the origins of adish, ____ it is prepared, what the main ingredients are, and which farms the ingredients come from.

  A.when

  B.how

  C.what

  D.which

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• 4______ I admit that there are quite a few problems, I don't agree that they cannot be solved.

  A.Supposing

  B.Since

  C.While

  D.As

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• 5______ I always felt I would pass the exam, I never thought I would get an

  A.A.While

  B.Unless

  C.If

  D.Until

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• 6The new policy allows a couple to have a second birth _____either is an only child.

  A.though

  B.if

  C.unless

  D.until

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• 7 _______ life will continue on the earth for millions of years to come will depend on _______ the problem of pollution can be solved.

  A.How /whether

  B.That/that

  C.Whether / if

  D.Whether / whether

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• 8As Benjamin Franklin put it, “A house is not a home _______ it contains food and fire for the mind as well as the body. ”

  A.since

  B.as

  C.once

  D.unless

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• 9He was seriously injured in the traffic accident. _______ is now no possibility _____ he will make a full recovery.

  A.It; whether .

  B.It; that

  C.There; whether

  D.There; that

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• 10________ was known to them that the boss had broken his promise ________ he would give them a rise.

  A.What; what

  B.It; which

  C.It; that

  D.As; that

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