---_____ your sister? ----She is in her room
| A．How are | B．What is |
| C．Where are | D．Where’s |
--- Alex, did you find the old house that you used to live in?
--- Yes, but with much difficulty, for my hometown has _____ changed over these years.
| A．hard | B．hardly | C．complete | D．completely |
--- _____ free lunches _____ to students in all schools in China? --- No, only in the countryside.
| A．Are; served | B．Do; serve |
| C．Is; served | D．Have；served |
Zheng He is _____ great pioneer in exchanging cultures _____ Chinese people today still remember
him.
| A．such a; that | B．so; that |
| C．too; to | D．so; as to |
--- It’s reported that vaccines(疫苗) for H7N9 bird flu may hit the market as early as May.
--- Really? If so, we _____ depend on those from abroad.
| A．mustn’t | B．can’t | C．shouldn’t | D．needn’t |
--- Cinderella started at 8 o’clock last night and we were in time for the beginning.
--- I _____ the lunar eclipse（月食）at the top of the mountain at that moment.
| A．was watching | B．have watched |
| C．will watch | D．am watching |