26. After he was out of work, he had to ___ farming, which was to be a success in some years.

　 A. turn down　　 B. turn up　 C. turn to　 D. turn off

25．My parents are advised to ____ the house before buying it.

　 A. look at　 B. watch　　 C. see　　 D. view

24. At that time, black people were in a position ___ they had to accept they were not important or fight government.

　 A. that　　　　 B. when　　　 C. which　　　　 D. where

23. We think highly of his experience, especially the use he ___ time.

　 A．makes of　　 B．look at　 C．works with　 D． keeps up

22.　 --- Shall Tom go and play football?

　--- Not ________ he has finished his homework.

A. when　 　　　　B. if　　　　　 　C. unless　　　　　　　 　D. once

21. -----Where did you ____ Japanese?

　　 ---While I was staying with some Japanese students.

　　 A. pick up　　　　 B. take up　 C. make up　　　　 D. give up

20. The American girl, _____the father is an engineer, is my pen friend．

A．who　 B．whose　 C．of whom　 D. of which　

19. I heard that he _____the organization in 2008 when he was a college student.

　 A. joined　　 B. had join in　　 C. has taken part in　　 D. plays a part in