内容正文:
易错专项
一、单选题(本大题共30小题,共30.0分)
1. —Would you mind my smoking here? —_______ It’s not allowed here.
A. Of course not. B. Better not. C. Yes, please.
2. The population of the world is over 7 _________. It has caused too many problems.
A. billion B. billions C. billions of
3. We don’t allow ______in our office, but we allow people_______ in the smoking room.
A. to smoke; to smoke B. smoking; smoking
C. to smoke; smoking D. smoking; to smoke
4. He turned off the lights and then_____ the classroom.
A. leaves B. will leave C. is leaving D. left
5. —David, turn off your computer now! You _______ play on it too long. —I see, mum.
A. couldn’t B. mustn’t C. wouldn’t
6. -All the oil in the world will_____ some day. -What shall we use for power at that time?
A. run out B. set out C. throw away
7. Mona Lisa_______ as one of the world’s most famous oil paintings.
A. was considered B. is considered C. considers D. considered
8. --- Do you think teenagers should be allowed ______________ a car? --- N