Are you free tonight？
Sorry，but I'm not ．I've got so much homework to do （ ）
A．busyB．comfortable
C．available
I think students can have mobile phones to help with their studies．
_______．They often use them to play games．（ ）
A．I think soB．I don't agree
C．No problemD．That's a good idea
I had a pleasant winter vacation with my family in the north．
______．（ ）
A．Oh，that's nice of you
B．Enjoy yourself
C．Well done
D．Glad to hear that
What's the matter，Jenny？
______something wrong with my bike．（ ）
A．It isB．There isC．I haveD．It has
I don't feel very well，Jack．I'm afraid you______me your cold．（ ）
A．giveB．had givenC．have givenD．would give
Sorry，Tom．I can't find the book you______me．
It's OK．I don't need it any more．（ ）
A．lendB．have lentC．will lendD．lent