20. _______ of them are famous doctors, but ______ of them has been to Britain.

A.　 Both…both　　 B.　 Neither…neither　 C.　 Either…either　 D.　 Both…neither

19. -Has ______ lost this watch?

-Yes, but we can’t find out who.

A. anybody　　　 B. someone　　　　 C. one　　　　 D. some

18. If you don’t want ______ of those two trains, there is ______ one at 10:30.

A. any…another　 B. either…another　 C. both…the other　 D. either…another

17. We need ______ color chalk. Have you got ______?

A. some…some　　 B. some…any　　 C. any…any　　 D. any…some

16. _______ of us is working hard to make our country richer and stronger.

A.　 Each　　　 B.　 Every　　　　 C.　 Everyone　　　 D.　 Every one

15. Only Li Ming and Wang Ping stayed at school for the wall newspaper. Where are ______?

A. all　　　　 B. the other　　　 C. others　　　　 D. the others

14. I don’t think _______ of the answers is correct.

A. neither　　 B. either　　　　 C. both　　　　　 D. all

13. ________ people in Shanghai go swimming in freezing weather.

A.　 Few　　　 B.　 A few　　　 C.　 Little　　　　　 D.　 A little

12. He swims faster than ______ boy in his class.

A. any　　　 B. the other　　 C. all the other　　　 D. any other

11. -Which of these two bicycles do you like the red one or the black one ?

-I like ______ of them.

A. some　　　 B. either　　　　 C. all　　　　 D. any