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2017年公共英语考试五级考前练习单项选择题及答案(5)

来源 :华课网校 2017-03-28

2017年公共英语考试五级考前练习单项选择题及答案(5)

  1. Some people believe that since oil is scarce, the ________ of the motor industry is uncertain.

  A) terminal B) benefit C) fate D) estimate

  2. To speed up the ________ of letters, the Post Office introduced automatic sorting.

  A) treatment B) delivery C) transmission D) departure 来自www.Examw.com

  3. These overseas students show great ________ for learning a new language.

  A) enthusiasm B) authority C) convention D) faith

  4. The defense lawyer was questioning the old man who was one of the ________ of the murder committed last month.

  A) observers B) witnesses C) audiences D) viewers

  5. Politically these nations tend to be ________, with very high birth rates but poor education and very low levels of literacy.

  A) unstable B) reluctant C) rational D) unsteady

  答案:CBABA

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