2022年公共英语五级报名:2017年5月公共英语五级备考训练题及答案(6)

16. Because of the ________ emphasis placed on classroom work, the instructor will report your absences to the adviser.

A) large B) strong C) hard D) high

17. I have had great deal of trouble ________ the rest of the class.

A) coming up against B) making up for C) keeping up with D) living up to

18. The little man was ________ more than one metre fifty tall.

A) nearly B) quite C) hardly D) almost

19. Certain programs work better for some ________ for others.

A) and B) than C) as D) but

20. Some plants are so sensitive ________ pollution that they can only survive in a perfectly clean environment.

A) from B) against C) to D) with

答案：

　　16-20 BCABC

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