Public signs keep ________ from danger.
| A．us safe | B．ourselves safety |
| C．us safety | D．ourselves safe |
It took us ____ to finish the new work.
A. three hour and a half B. three and a half hour C. three and a half hours
------Excuse me, _______is Qinhuangdao from Beijing?
------It’s about three hours by car..
A. how wide B. how long C. how far
—Tom must be at home because the light in his house is on.
—He ____ be at home, because I saw him playing basketball on the playground.
A. can B. mustn’t C. can’t
— I would like to go to Hangzhou for my summer vacation .
—______
A. Well done. B. Have a good trip. C. Take it easy.
—Mike felt sad because he failed his exam yesterday.
—I’m sorry to hear that. Let’s____.
A. cheer him on B. cheer up him C. cheer him up