This meeting room is a non-smoking area. I would like to warn you _____ that if you smoked here you would be fined.
It snowed for days on end. We thought it would never come to end!
—Would you like to go out for a walk ? —.
It is a tradition for the Chinese to ______ about the bush, which sometimes makes foreigners puzzle or misunderstand what you are saying.
It is normal for kids to feel anxious and not to be able to ______ their studies just before a quiz or an examination. Parents should try their best to help them relax within their power.
Friendship can’t be ________in terms of money but money is an effective means to ______ how strong the friendship is.