Can you tell me ________ at that time?
| A．what were they doing | B．what they were doing |
| C．what are they doing | D．what they are doing |
—How long have you ______ the book ? — For a week.
| A．buy | B．bought | C．keep | D．kept |
She told me the earth ____ around the sun.
| A．travel | B．travelled |
| C．travels | D．to travel |
When you move somewhere new, the first thing for you is to find a place______.
| A．to live | B．living in |
| C．to live in | D．of live |
I don’ t mind _____the door.
| A．you open | B．your open |
| C．your opening | D．yours opening |
—Shall we call a taxi? —Ok, Let me ______ the phone number for you.
| A．look at | B．look for |
| C．look up | D．look after |