I was really worried about you. You _______________ home without a word.
| A．mustn’t leave | B．shouldn’t have left |
| C．couldn’t have left | D．needn’t leave |
Hearing the news, we did nothing but _____ silently.
| A．to sit | B．sat | C．to be sitting | D．sit |
Jack was interviewed by _____ Talk Show program last week and the interview was _____ success.
| A．the; a | B．/; a | C．/; / | D．the; / |
The children remembered to ______ themselves at first, but things went out of control minutes later.
| A．produce | B．behave | C．practice | D．enjoy |
－ We definitely can’t finish the work today. Let’s leave it tomorrow.
－ It’s a ____.
| A．deed | B．treat | C．deal | D．word |
－ Mum, I’ve been studying all the morning. _____ I play computer games for a while?
－No, I’m afraid not.
| A．Can’t | B．Won’t | C．Shouldn’t | D．Wouldn’t |