it's very difficult to stop smoking but you mustn't give in
it's very difficult to stop smoking but you mustn't give in
I know that it's very difficult to stop smoking but you must
i know that it is very difficult to stop smoking ,but you __
It is very difficult for me to give up smoking同意句
You mustn't d---- too fast. It's very dangerous.
it's very difficult ______ english well , but you can't ____
It's wise of you to give up smoking .
It's very difficult to learn English well,but you can't___.a
--i think it's difficult for me to give up smoking,dr smith-
初二句型转换1.It's very difficult for giant pandas to survive in t
I really don't want to stop eating meat,Mom.But you ( ).It's
给出讲解Do you find it very difficult and painful to get up in t