17. As we all know, ______ was once truth may be true no longer.

A. there　　 B. it　　 C that　　 D. what

16. We were ____ to find that an _____ change had taken place in the city.

A. amazed; amazed　　　　　　　 B. amazing; amazing

C. amazed; amazing　　　　　　　 D. amazing; amazed

15. Generally, it is not easy for a small child to ______ what is right and what is wrong.

A. divide　 B. part　　 C. tell　 D. separate

14. Mathmatics, ____ just technology, has a life of its own independent science.

A. other than　 B. more than　 C. rather than　　 D. less than

13. The idea may _____ to you, but if you think about it a little, it is quite practical.

A. sound absurd　　　　　 B. is sounded absurd

C. sound absurdly　　　　 D. is sounded absurdly

12. Old photographs give one a brief _____ of the past.

A. glance　　 B. glimpse　 C. sight　　 D. look

11. It looked as if time hadn’t had any effect on him: he ____ so healthy and active.

A. remained　　　　　　 B. was remained

C. was remaining　　　　 D. had remained

10. We are living in an age _____ many things are done on computer.

A. which　 B. that　 C. whose　 D. when

9. Having a trip aboard is certainly good for the old couple, but it remains ______ whether they still enjoy it.

A. to see　 B. to be seen　 C. seeing　 D. seen

8. It seems difficult to _____ “hurt” from “injure” in meaning.

A. judge　 B. tell　　 C. divide　　 D. separate