26
( ) 1. People often go to swim in___summer.
A. / B. a C. an D. the
( ) 2 The teacher is standing____ the class and giving his lessons.
A. in the front of B. at the front of
C. in front of D. at the front
( ) 3 Mary is fond of watching ____ TV while Henry is interested in listening
to___radio.
A. the; / B. /; the, C. the; the D. /; /
( ) 4 The children all had a good time on____ Children's Day.
A. the , B. their C. a D. /
( ) 5 She went to ____ town on ____ foot.
A. the; a B. /; / C. /; the D. the; the
( ) 6 ___ home, I met a friend of mine.
A. On my way B. On my way to the C. On one's way D. On my way to
27
( ) 1 His brother worked out____ until it was twelve.
A. problem after problem B. problem by problems
C. a problem after a problem D. a problem by a problem
( ) 2 The farmers went on working, ____.
A. hours after hours B. a hour after a hour
C. an hour after an hour D. hour after hour
( ) 3 The students went out of the room___.
A. one by two B. one by one C. two by another D. one by the other

参考答案
1. 1-6 C A D A C B　 2. 1-5 B D B C D
3. 1-5 B B A B B4. 1-5 C A B A D5. 1-4 C B C B
6. 1-5 D C A D D7. 1-5 D A B B C8. 1-5 A A D D C
9. 1-5 C B B A B 10. 1-3 D D D 11. 1-5 C D B A D12. 1-4 B C A C
13. 1-3 B C B
14. 1-5 A C B A A
15. 1-4 C D C A
16. 1-3 B A B
17. 1-4 C A A D
18. 1-6 B A C B A D
19. 1-3 C A A
20. 1-3 C C D D
21. 1-4 C C B A
22. 1-5 C B A A B
23. 1-3 A C B
24. 1-4 C A D C
25. 1-4 B D A D
26. 1-6 A A B D B A
27. 1-3 A D B