Look! There’s no light on—Sara _____be at home.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |
.
By the time he comes back, I’m sure we ________ all these rooms of the lab. Therefore, he doesn’t have to return.
| A．have cleaned | B．will be cleaning |
| C．will have cleaned | D．have been cleaning |
.
________ their son away to college, the couple got more room in the house.
| A．As | B．For | C．With | D．Through |
.
---How often do you visit your granny in the village?
---I feel ashamed. ______.
| A．Very often | B．By accident |
| C．Just once in a while | D．All of a sudden |
.
Straight away I went to buy the tickets, but there were_______left for the next public holiday.
| A．nothing | B．none | C．neither | D．no one |
.
Was it in the village___ we used to live in____ the accident happened ?
| A．where, that | B．which, that | C．that, where | D．where, which |