—Have you known Dr. Jackson for a long time?—Yes, since she________ the Chinese Society.
—Correct ____ is important.—I agree. I don’t eat sweets now, for I’m on a _____.
I’m trying to break the _______ of getting up too late.
China has got a good _____for fighting against the flu with its careful and smooth organization.
Hiking by oneself can be fun and good for health. It may also be good for ______ building.
One thousand dollars a month is not a fortune but would help cover my living _______.