______ Chinese people's "high-speed railway life" began in 2008, now China has the largest high-speed rail network in the world.
A.Though B.But C.So D.Since
More and more people are interested in The TV show Readers hosted by Dong Qing. Now the TV show ______ a hot topic in China recently.
A.became B.has become C.was becoming D.will become
Mr. Green is sitting in the living room ______. He failed his driving test again.
A.sad B.sadly C.deep D.deeply
—It is reported that only 40% of teenagers in China sleep for more than eight hours a day.
—Too terrible. It means about ______ of teenagers do not get enough sleep.
A.three fifth B.three fifths C.five thirds D.two fifths
—Look! The robot has video camera in its eyes, it can "see" and interact with people.
—Wow, ______ this robot is!
A.How amazing B.How stupid C.What amazing D. What stupid
Harry invited me to stay with ______ when ______ parents were out of town.
A.he; his B.him; his C.he; his D.him; he
