—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 |
Mr Black _____ his wife to teach their child a lesson. So he did.
| A．promised | B．persuaded | C．wanted | D．told |
I took them _____ because I didn't know which was the best.
| A．neither | B．nobody | C．no one | D．all |
—Are you going to watch the game？
—I'm sure _____ ,for it promises to be a close one.
| A．so | B．I will | C．not | D．I won't |
—The problem isn't difficult for the children to work out, is it？
—_____ . Perhaps they should have been given a more difficult one.
| A．Yes, it is | B．Yes, it isn't | C．No, it is | D．No, it isn't |
—Shall I tell John about it？
—No, you _____ ,I've told him already.
| A．needn't | B．won't | C．mustn't | D．shouldn't |