11.请求.允许和应答 Asking for permission and responses
　　a.May I ...
　　Can/Could I . . .
　　b.Yes/Sure/Certainly.
　　Yes, (do) please.?
　　Of course (you may).
　　Go ahead, please.
　　That's OK/all right.
　　Not at all.
　　c. I'm sorry you can't.
　　I'm sorry, but ....
　　You'd better not.
　　12. 同意和不同意 Agreement and disagreement
　　a. Certainly/Sure/Of course.
　　No problem.
　　Yes, please.
　　Yes，I think so.
　　That's true.
　　All right/OK.
　　That's a good idea.
　　I/We agree (with you).
　　b. No, I don't think so.
　　I'm afraid not.
　　I'm afraid I (really) can't agree with you.
　　13. 喜好和厌恶 Likes and dislikes
　　a.like/love ...(very much).
　　like/love to . . . .
　　b.I don't like (to) .....
　　I hate (to) ....
　　14. 决断和坚持 Determination,? decision and insistence
　　I will . . . .
　　I have decided to/that . . . .
　　15. 判断和意见 Judgement and opinion
　　a.Well done/Good work !
　　b.In my opinion, . . . .
　　It seems . . . .