The lights in my room _______off when I left yesterday morning.
A. turn B. turned C. are turned D. were turned
Mr. King asks us _______ a car with our friends to school.
A. organizing B. organized
C. organize D. to organize
If you _______up late, you will feel tired the next day.
A. will stay B. have stayed
C. stay D. were staying
Look! Betty and Bruce _________in the art room.
A. are painting B. will paint
C. have painted D. painted
—Eric, _____you talk about the history of China’s space programme?
—Sure. Let me show you some photos first.
A. must B. need C. may D. can
An e-book is usually much______ than an ordinary paper book.
A. more expensive B. the most expensive
C. most expensive D. expensive