Joe，my close friend，moved to Beijing years ago，and I _______ him since then.
A.don’t see B.didn’t see C.haven’t seen D.won’t see
We are very glad that China’s Chang’e-4 lunar probe(月球探测器) successfully ________ on the far side of the moon on January 3, 2009.
A.landed B.was landing C.lands D.is landing
—________I return the book today, Mr. Lin?
—No, you ________. You can keep it for two days.
A.May; mustn’t B.Must; mustn’t C.Must; needn’t D.Can; shouldn’t
________ exciting news! We’ve never had such a long vacation before.
A.How B.What a C.What an D.What
—Daniel, you are speaking too fast. I can’t follow you.
—Sorry, I will speak a little ________.
A.more slowly B.less slowly C.more quickly D.most quickly
All the students went hiking ________Tom because he had to look after his little sister.
A.beside B.except C.besides D.including
