14. - This movie is boring and too violent.
- I agree. _____ leave?
A. Will we
B. Why don’t we
C. Must we
D. Would we
15. – It might rain this evening. Why don’t you take an umbrella?
– _____. May I borrow yours?
A. I think so
B. That’s good
C. I agree
D. That’s a good idea
16. – Since everything must be ready by 6pm, we had better hurry up.
– _____.
A. Let’s do so
B. Certainly
C. Of course
D. I agree