---This is a project of great importance．Therefore, you must direct your attention to it ________ you can．---________ I’m crazy about spare time hobbies, I’m most crazy about the job．
A.as; However
B.as possible; Though
C.as much as; While
D.what; Even if
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C解析考察连词和短语：第一个空是短语：as much as you can：尽可能多的，第二个空：while引导让步状语从句表示：虽然。