回复：If you are aiming at IMO, this is standard material.

来源: calligraphy 于 2010-07-19 11:15:17 [] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (164 bytes)
回答: Thanks for the solution. 由 BeLe 于 2010-07-18 19:09:12
I am like just watching fencing on the Mountain Huashan. I am that kind of frog, not trained, lying in the bottom of a well. or a bragging man from deserted Yelang.
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