一、用适当的情态动词填空。
1. - Would you like to go swimming with me this afternoon?
- Id love to, but Im afraid I _______. I have too much work to do.
2. You _______ swim in this part of the lake. Its dangerous.
3. - ________ I use your dictionary?
- Of course you can.
4. - ________ I know your name?
- Sure. My name is Han Huimei.
5. I dont understand this sentence. ________ you explain it to me?
6. - ________ I tell him the truth right now?
- No, you ________. You can tell him about it later.
7. - That sweater _______ be yours.
- No, it _______ be mine. Mine is over there.