The plan they are talking about _________ improving greatly.
| A．need | B．needs |
| C．needing | D．needed |
---What a nice MP3! How long ______ you ______ it? ---Only two days.
| A．have, bought | B．did, buy |
| C．have, had | D．are, having |
Chinese _______ by more and more people in the world now.
| A．speaks | B．spoke |
| C．is speaking | D．is spoken |
If he ______ harder, he will catch up with us soon.
| A．study | B．will study |
| C．studies | D．studied |
---May I smoke here?
---No, you ______. Look at the sign, it says, “No smoking!”
| A．couldn’t | B．needn’t |
| C．mustn’t | D．won’t |
---How do you like the dress?
---It’s beautiful, and it fits me well. _______ I like it very much.
| A．Or | B．So |
| C．But | D．Because |