—____ your sister know Lucy? —No, she ____.
| A．Do; don’t | B．Does; doesn’t |
| C．Does; don’t | D．Do; doesn’t |
Which sign tells you to go straight ahead?
A. B. C. D.
The new teaching building ________ before the new term begins.
| A．must be finished | B．must finish |
| C．must finished | D．must being finished |
The teacher asked the students ________.
| A．what they were doing at that moment |
| B．what were they doing at that moment |
| C．how are they doing at that moment |
| D．what they are doing at that moment |
All of us have gone out. There is ________ at home.
| A．somebody | B．nobody | C．everybody | D．anybody |
I’ll go to see the film with you if it ________ rain tomorrow.
| A．isn’t | B．doesn’t | C．won’t | D．isn’t going to |