______ nearly all behavior is learned behavior is a basic assumption ______ has been put forward by the social scientists.

试卷相关题目

• 1Never stop doing ___________you are fond of.

  A.no matter what

  B.whatever

  C.if

  D.that

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• 2We hadn't been out for long _________ she felt sick.

  A.as

  B.while

  C.after

  D.before

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• 3You can make a complaint to the local government ______ you are happy with the way they deal with the matter.

  A.unless

  B.if

  C.once

  D.as

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• 4John thought it wouldn't be long _____ he was ready for his new job.

  A.since

  B.when

  C.before

  D.after

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• 5On a rainy day I was riding my bike to pick up my son ______ a terrible accident happened ahead.

  A.who

  B.which

  C.while

  D.when

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• 6Physical Education in schools can teach us endurance — something we all need ______ life becomes tough.

  A.unless

  B.in case

  C.though

  D.until

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• 7Considering that she did her work ______ her manager had instructed, it was not proper to criticize her.

  A.as

  B.until

  C.when

  D.though

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• 8I would appreciate it ______ you call back this afternoon for the doctor's appointment.

  A.until

  B.if

  C.when

  D.that

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• 9The homework is not as heavy as ________he used to get. All________ he needs to do is improve English.

  A.what, that

  B.that, which

  C.which, that

  D.what, which

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• 10Tom has two cousins, and ______ are engineers.

  A.both of whom

  B.both of them

  C.none of them

  D.either of them

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