—_____________ do you visit your grandparents?—Twice a month.

—Jeremy rather than his friends ________ for the accident.—Absolutely. He shouldn't have driven after being drunk.

There ____ a table, four chairs, three bikes in the courtyard, in the  middle of which ____ two tall trees with great shade.

Not only I but also Jane and Mary _______ tired of doing the same thing all the time.

---The population of Henan ___________ very fast.---I agree. The population problem may be one of the most serious ones today.