1、-Do you think I could borrow your dictionary?

　　-_______.

　　A.Yes, you may borrow　　B.Yes, you could

　　C.Yes, go on　　D.Yes, help yourself

　　2、-I'd like to invite you to dinner this Saturday, Mr.Smith.

　　-_______.

　　A.Oh, no.Let's not

　　B.I'm very sorry, but I have other plan

　　C.I'd rather stay at home

　　D.Oh, no.That'll be too much trouble

　　3、-I'm sorry I broke your mirror.

　　-Oh, really _______.

　　A.It's OK with me　　B.It doesn't matter

　　C.Don't be sorry　　D.I don't care