The temperature now is much higher than______of 100 years ago because of more and more greenhouse gas.
Today Chinese by more and more people around the world.
The important sports festival, the Olympic Games, held every years.
---There is still a copy of the book in the library. Will you go and borrow ?---No, I’d rather buy in the bookstore.
―It's nice day , isn't it?―Yes,what fine weather!
—Long time no see. What’s new?—