— He hasn’t finished the work yet.
— Well, he _____.
| A．ought | B．ought to |
| C．ought to have | D．ought to have finished |
The teacher __________ have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose.
| A．should | B．can |
| C．would | D．must |
The weather turned out to be fine yesterday. I __________ the trouble to carry my umbrella with me.
| A．should have taken | B．could have taken |
| C．needn’t have taken | D．mustn’t have taken |
You know he is not going to let us leave early if we __________ get the work done.
| A．can’t | B．may not |
| C．shouldn’t | D．mustn’t |
There’s no light on — they __________ be at home.
| A．can’t | B．mustn’t |
| C．needn’t | D．shouldn’t |
— Could I have a word with you, mum?
— Oh dear, if you __________.
| A．can | B．must |
| C．may | D．should |