plan to but

　　Im sorry to hear it but

　　Id love to but

　　Id like to but

　　Im sorry you feel that way but

　　surebut

　　But the problem is that

　　That may be true for you , but it certainly isnt true for me

　　I will but.

　　Thank you for your advice but

　　That is truebut

　　But isnt everything

　　I thoughtbut

　　Sounds great. But ...

　　Not/Never

　　doesnt agree with me

　　I dont think so

　　No, thank you.

　　Im not used to doing sth

　　Ive never

　　There is no need to

　　It doesnt matter

　　I dont think it

　　I dont know for sure

　　Im afraid I cant

　　I cant believe it

　　I dont care

　　I really cant afford

　　弄错

　　You must be thinking of someone else

　　You must have made a mistake

　　反问表否定

　　How could you do sth

　　really?

　　Should he do that