If the machine should ______, call this number immediately.
| A．break down | B．set out | C．put on | D．go up |
I’m afraid it will be two months______.
A when I come back B when I’ll come back C before I come back D before I’ll come back
---- How is the old man now?
---- Sorry, he ______ though they did all they could to save him.
| A．was dead | B．had died | C．has been dead | D．died |
---- Do you live in this city?
---- No, we ______ it for holidays.
| A．just visit | B．just visited | C．are just visiting | D．have visited |
Nothing _______ clear about the meeting.
| A．has made | B．has been made | C．has done | D．has been done |
I’d rather you did some housework when you are free, but you __________.
| A．weren’t | B．didn’t | C．wouldn’t | D．don’t |