The practice of hanging clothes across the street is a common_____in many parts of the city.
The purpose of new technique is to make life easier,________it more difficult.
We want to have a meeting in your school, but we don't know how many people the school hall can________.
I should ________sorry to you for having forgotten to bring your book.
________person is full of life and is always doing things.
—There will be a(n)________football match between China and Brazil on TV tonight. —What time? I can't wait for it.