---Must I clean the floor now?
---__________. It is too dirty.
| A．Yes, you needn’t | B．No, you needn’t |
| C．No, you mustn’t | D．Yes, you must |
—Would you mind my sitting here, Sir?
—_________. It’s for my wife.
| A．Not at all | B．Certainly not |
| C．I’m afraid you can’t | D．All right |
I_______ my homework when the door bell__________.
| A．did, rang | B．was doing, was ringing |
| C．did, was ring | D．was doing, rang |
What are you busy doing, Sandy?
—— I’m making some flash cards _________ me remember English words.
| A．help | B．to help | C．helping | D．helped |
Have you bought_________ for Linda’s birthday?
----Not exactly.Just some flowers.
| A．something unusual | B．anything unusual |
| C．unusual something | D．unusual something |
—Mr. Black, may I leave now?
—Well, if your work ________, you can go home.
| A．finishes | B．is finished | C．has finished | D．will be finished |