- Must I clean the Lable now?
- No, you ____. You may do it later.
A. can't B. needn't C. mustn't D. shouldn't
Chemistry seems to be _____ for me of all the subjects.
A. difficult B. too difficult
C. more difficult D. the most difficult
You won't feel happy at school ____ you get on well with your classmates.
A. though B. when C. unless D. because
- Excuse me, where's the museum? Is it ______ the library?
- Yes, they are opposite to each other.
A. next to B. in front of C. in the front of D. across from
- David, how old is your father this year?
- ———— And we just had a special party for his _____ birthday last weekend.
A. Fortieth; forty B. Forty; forty
C. Forty; fortieth D. Fortieth; fortieth
- _ may have a chance to be successful if he tries his best.
A. Somebody B. Everybody C. Nobody D. None
