A. which B. in which C.
of which D. whose
6. October 15 th is my birthday, ________ I will never forget. D. which
7. The treatment will continue until the
A. when B. that C. what
patient reaches the point ________ he can walk correctly and safely. A. when B. where C. which D. whose
8. There are several research centers in China ________ a certain disease called Bird Flu is being studied.
A. which B. where C.
when D. what
9. I hope that the little ________ I have been able to do does good to them all.
A. which B. what C. that
D. when
10. The time is not far away ________
modern communications will become widespread in China’s vast countryside.
A as B. when C. until D. before
11. ________ is known to everybody, Taiwan is a part of China. We must unify
