Tim’s house in NY is much smaller than ours, but it's three times ______ expensive．
| A．very | B．so | C．too | D．As |
―I’m too tired. I want to give up.
― If you don’t ________, you’ll win in the end.
| A．lose heart | B．calm down | C．take care | D．cheer up |
---What did the Englishman say?
---Oh, he asked where ____ .
| A．did you come form | B．do you come from |
| C．you came from | D．you did come from |
The number of the students in our school ____ rising since 2006.
| A．is | B．has been | C．are | D．have been |
Helen has had a lot of trouble these days,but she doesn’t know whom to ______ for help.
| A．turn to | B．look for | C．deal with | D．talk about |
I have been teaching for over twenty years, but never _____ a girl as bright as Lily.
| A．I have met | B．I had met | C．have I met | D．had I met |