It remains a hard job to have the growth of population under control.
It's the duty of the whole society to ensure young people's healthy growth.
It remains to be proved whether the decision made at the meeting will be practical.
It won't be long before another new tunnel is built across the Huang pu River.
When it comes to maths, he is completely at a loss.
It seems to me that he always avoids me.
It doesn't matter what he says. What matters is how he works.
It never occurred to me that my carelessness would cost me so much.
If it is convenient, please fetch me the parcel from the post office.
It;s better to spend more time reading different kinds of books than to waste time dancing.
It's necessary for us to eat a balanced diet and have plenty of exercise.
How long did it take Professor Wang to learn three foreign languages?
13很难想象这么小的光盘了包含了那么多的信息。( compact disk)
It's hard to imagine such a small compact disk contains so much information.
14.在西方国家里把五岁的孩子一个人留在家里是违法的。(against the law)
In some western countries it's against the law to leave a five-year-old child at home alone.
It was many years before he knew who had helped him when he was in trouble.
It was a pity that what he did didn't agree with what he said.
It's quick and convenient for us to keep in touch with foreign friends by E-mail.
It's common sense that red, yellow and blue are the three primary colors.
19. 众所周知,李先生是个很难对付的艺术家。( deal)
It is well known that Mr Li is a difficult artist to deal with.
It matters much/a lot to a teacher whether he or she has a good knowledge of psychology.