They have to ______leaving for London because of the bad weather.
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?—
All of the following are our school rules except “ ”.