Their answers are exactly the same — one of them ______ from the other.
| A.must copy | B.must have copied |
| C.should copy | D.should have copied |
The new law states that people _______drive after drinking alcohol.
| A.wouldn't | B.needn't | C.won't | D.mustn't |
------ May I smoke here?
------ If you____, that's the smoking section over there.
| A.should | B.could | C.may | D.must |
The river smells terrible. People_______ dirty things into it .
| A.must stop to throw | B.must stop from throwing |
| C.must be stopped to throw | D.must be stopped from throwing |
--- I take the book out?
---I'm afraid not.
| A.Will | B.May | C.Must | D.Need |
Can you imagine that a smart man like him ___________ make such a stupid mistake?
| A.might | B.should | C.would | D.need |
—We want someone to design the new art museum for us.
—______ the young fellow have a try?
| A.Shall | B.May | C.Will | D.Need |
— Can I pay the bill by check?
— Sorry, sir. But it's the management rules of our hotel that payment ______be made in cash.
| A.shall | B.need | C.will | D.can |
—What have you learned from your experience in Thailand?
—Well, meeting people from another culture ______ be very difficult.
| A.must | B.can | C.should | D.shall |
—I missed the first part of the film. It was really a pity.
—You __________ home half an hour earlier.
| A.should go | B.must have gone | C.should leave | D.should have left |