Progress _____ so far very good and we are sure that the work will be finished on time.
| A．was | B．had been | C．has been | D．will be |
The conference has been held to discuss the effects of tourism ______ the wildlife in 
the area.
| A．in | B．on | C．at | D．with |
Our son doesn’t know what to _____ at the university; he can’t make up his mind about his future.
| A．take in | B．take up | C．take over | D．take after |
We won’t give up _____ we should fail ten times.
| A．even if | B．since | C．whet her |
D．until |
_______ and guilty, Maggie put the book on the shelf she had secretly placed in her schoolbag.
| A．Frightened | B．Frightening | C．Being frightened | D．To be frightening |
--- Goods imported from abroad are ________ those made in China.
--- Yes. Some of the goods made in our country are of high quality.
| A．always as good as | B．always no better than |
| C．not so well as | D．not always better than |