I hate traveling by air ______ you usually have to wait for hours before the plane takes off.
A. because B. though C. until D. unless
Hurry up, or you ______ catch the train.
A. needn’t B. mustn’t C. can’t D. shouldn’t
You can improve your English ______ practicing more.
A. by B. with C. of D. in
—What’s wrong with you, Eric? You look tired.
—I ______ to prepare for the final exam last night.
A. picked up B. woke up C. stayed up D. put up
Tony is not as clever as Lucy, but he works ______ than her.
A. hard B. harder C. hardest D. the hardest
—Why are you excited today?
—We have been told ______ a picnic this weekend.
A. have B. to have C. having D. had
