The question_______ you should take this medicine should be decided by your family doctor.
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.
____all kinds of difficulties,the workers have made rapid progress in the construction of the World Expo 2010 Shanghai.
—Bob! How’s your project? I heard you started it last Friday,right?—Oh!I____for it.But I haven’t decided when to do it.