If you ______ with your classmates, you will surely get the same work done far better.
This is one of the problems_____ at the meeting at present.
I can’t go out with these clothes_____
The best way to prevent the air polluting _____ , but the sky is still not clear.
--- What do you think of _____opening ceremony of the Guangzhou Asian games?----It was _____magical and memorable sight.
---Why don’t we go to the new Sichuan restaurant for a meal?-----_____