12. A. solve B. to solve C. be solved D. will solve
11. A. and B. then C. but D. so
10. A. are asking to B. were asked to C. were asking D. were asked
9. A. make B. keep C. stay D. return
8. A. take B. carry C. move D. bring
7. A. a good B. the best C. a well D. a better
6. A. no B. yet C. still D. also
5. A. some room B. no room C. no space D. some universe
4. A. where B. which C. that D. whose
3. A. soon B. now C. before D. once