What he has said is reasonable __________.
As everyone knows, rubbish everywhere.A. need be thrown B. mustn’t be thrown C. can’t throw
Some students are so that they often make mistakes in their homework.A. careful B. carefully C. careless
–Do you know ?–Yes. At about twelve. I was just about to go to bed. A. when he came back B. when he will come back C. whether he goes to bed late
– There are 60 students in my class and 45 of them use weibo very often.– 45? That means about of your classmates are weibo users, right?A. half B. two thirds C. three quarters
– did Prince William's wedding last?– It lasted for about 5 hours.A. How far B. How long C. How soon