2. A balcony is 　　　　place　　　 　flowers in the house.

　　 A. best, to grow　 B. the best, growing　 C. best, growing　 D. the best, to grow

1. This book is very important, but that one is 　　　　more important.

　　 A. quite　　 B. so　　 C. very 　　D. even

10. --Can you go swimming with us this afternoon?

　　 -- I’d like to, but I 　　　　take care of my little sister at home because my mother is ill.

　　 A. need　　 B. must　　 C. should　 D. have to

9. You 　　　play with fire, Tom. It’s dangerous.

　　 A. needn’t　 B. may not　　 C. mustn’t　 D. wouldn’t

8. Cars, buses and bikes 　　　　stop when the traffic light is red.

　　 A. can　　 B. must　　 C. may　　 D. need

7. --Need I start from the beginning?

　　 --Yes, you 　　　.

　　 A. need　 B. do　 C. can　　 D. must

6. Our teachers are at work. You 　　　　make so much noise.

　　 A. won’t　 B. mustn’t　 C. may not　 D. needn’t

5. --Do you have to leave now?

　　 --Sorry, but I really 　　.

A. can’t　 B. must　 C. have　 D. should

4. It 　　　be very difficult to learn English well, isn’t it?

　　 A. need　 B. has to　　 C. must　　 D. mustn’t