When winter comes, it _________ become very cold in Shenyang.
| A．is going to | B．will | C．has | D．is about to |
— Could I have a word with you, mum?
— Oh dear, if you __________.
| A．can | B．must |
| C．may | D．should |
—Is Jack on duty today?
—It __________ be him. It’s his turn tomorrow.
| A．mustn’t | B．won’t |
| C．can’t | D．needn’t |
As you worked late yesterday, you __________ have come this morning.
| A．mayn’t | B．can’t |
| C．mustn’t | D．needn’t |
— Must he come to sign this paper himself?
— Yes, he __________.
| A．need | B．must |
| C．may | D．will |
If it were not for the fact that she __________ sing, I would invite her to the party.
| A．couldn’t | B．shouldn’t |
| C．can’t | D．might not |