上榜的同学都是answered 80.0% or more questions correctly. Trophies are
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Trophies are based on ribbons to reflect mastery speed. Medals r
-花想月容-
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09/12/2014 postreply
10:50:06
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是,就光做了,也没仔细看他们网站里的介绍
-littlesky-
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09/12/2014 postreply
10:54:23