---- Do you think it’s a good idea to make friends with your students? ---- , I do. I think it’s a great idea.
Telephone users sometimes complain about unreliable service andthey consider unfair charges.
I really appreciateto drive me home,but I am afraid that I have to finish my work first now.
Many people like to talk about generation gaps. I don’t think there isin my family, though.
The drilling in Antarctica dragged on slowly because of lack of money, equipment breakdowns, environmental ______ and severe cold.
There is no doubt that the Diaoyu Islands are _______ part of China and what some Japanese have done recently is actually ________ offence against Chinese people.