Over 20% of the students at that school _____ the habit of smoking, which is beyond imagination.

It will be a while_____ the real-estate problems _____are the root cause of the price rises are solved

I want to buy ___________ for my mother’s birthday.

Sometimes we buy a magazine with absolutely no purpose ___________ to pass time.

______ with people in the West, people inthe East pay more attention to their family.