You can use a large plastic bottle, ________cut off, as a pot to grow your plants in.
—Where is that report? —I brought it to you _______ you were in Mr. Black’s office yesterday.
We have every reason to believe that ______ 2010 World Expo in Shanghai will be ______success.
Low-carbon lifestyle is of great benefit to improve the world environment. can be enjoyed from it until you have a deep under, standing of it,however.
The scientist was rewarded by the government for such a great,contribution to the country.
Too high house prices can be brought under control, the authorities introduce a series of regulatory policies.