2013年公共英语等级考试五级考前冲刺练习题（5）

　　11. This bird’s large wings ________ it to fly very fast.

　　A) make B) cause C) enable D) ensure

　　12. In most of the United States, the morning newspaper is ________ by school-age children.

　　A) directed B) discharged C) derived D) delivered

　　13. Though the long-term ________ cannot be predicted, the project has been approved by the committee.

　　A) effect B) effort C) affect D) afford

　　14. Jane was fairly good at English, but in mathematics she could not ________ the rest of the students in her class.

　　A) put up with B) do away with C) keep up with D) run away with

　　15. He went ahead ________ all warnings about the danger of his mission.

　　A) in case of B) because of C) prior to D) regardless of

　　答案：11-15 BAACD

　　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