You have already tried your best, so you _____worry too much about the exams.
| A．can’t | B．needn’t | C．mustn’t | D．shouldn’t |
He's read this book before, ______?
A. hasn't he B. doesn't he C. isn't he
We have two houses but _______ of them lies in Quanzhou. It's impossible to live in.
A. neither B. all C. none
---Don't make any noise in the library.
---_______.
A .OK, I will B. Yes, I do C .Sorry, I won't
Lily told John ______ for class again next time.
A. not late B. not to late C. not to be late
If my sister goes there tomorrow, _______ .
A. so I do B. so will I C. neither will I