She is an excellent student in our class, and she always herself in studies.
| A．buries |
| B．hides |
| C．covers |
| D．leaves |
Only after they had discussed the matter for several hours ________ a decision.
| A．they reached | B．did they reach |
| C．they reach | D．do they reach |
I don't think ________ possible to master a foreign language without much memory work.
| A．this | B．that | C．its | D．it |
Child as he was, he ________ a good idea to solve the problem.
| A．came up with | B．came about |
| C．came into | D．came out with |
With the development of science and technology, the prices of TV sets have ________.
| A．gone down | B．went down |
| C．brought down | D．been gone down |
Xu Beihong is most known ________ drawing horses________an artist.
| A．for；as | B．as；for | C．to；for | D．to；as |