If you _______up late, you will feel tired the next day.
A．will stayB．have stayed
C．stayD．were staying
Look! Betty and Bruce _________in the art room.
A．are paintingB．will paint
C．have paintedD．painted
—Eric, _____you talk about the history of China’s space programme?
—Sure. Let me show you some photos first.
A．mustB．needC．mayD．can
An e-book is usually much______ than an ordinary paper book.
A．more expensiveB．the most expensive
C．most expensiveD．expensive
________it is raining heavily, we have to stay indoors at school.
A．As soon asB．Since
C．ThoughD．Unless
—Are you familiar _______the movie, Melissa?
—Yes, I’ve watched it twice.
A．forB．withC．ofD．at
