1I must return the book to the library. I _____ it for one week.
A. keep B. borrowed C. have kept D. have lent
1You should eat lots of _______, because it’s good for your health.
A. fish B. vegetable C. meat D. fruits
1I saw them _____ basketball at this time yesterday.
A. play B. played C. to play D. playing
1John _____ go there with us tonight, but he isn’t sure about it.
A. must B. can C. will D. may
1You must ______ your cigarette when you are at the gas station.
A. put down B. put on C. put off D. put out
1Her grandparents are still in good health ______ they are over eighty.
A. though B. as soon as C. until D. because
