— Do you mind my smoking here?
— _________Look at the sign. It says “No Smoking”.
A. Of course not. B. No, I don’t. C. You’d better not.
The teacher was very grateful ______ you did.
| A．to what | B．to that | C．for what | D．for that |
At the beginning of the class, Miss Liu ______ the exercise books to the students.
| A．gave out | B．gave in | C．gave up | D．gave off |
--- Where is your uncle?
--- He ______ to London. He ______ for over three months.
| A．has been, has left | B．has gone, has been away |
| C．has gone, has gone | D．has gone, has left |
My sister ______ an English teacher in our school. Now she works in America.
| A．was used to be | B．used to |
| C．used to be | D．used to being |
Look! The trailwalkers are walking with ______ bodies. The walk must be very______.
| A．tired; tired | B．tired; tiring | C．tiring; tired | D．tiring; tiring |