It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
We must do something to ________ the factories sending out poisonous gases so as to keep the city clean and beautiful.
They will move to a new apartment next month. It is _________ the one where they are living now.
As we know, the 2010 Word Cup _______ in South Africa on June 11, 2010.
---- Liu Qian has just come back from Canada and she looks very excited. ---- She ________ her trip very much.
The meeting started at ten o’clock, but the chairman has not _________ yet.