第1个回答 2011-11-23
however可以，no matter how不可以。追问
请用however举个例子
第2个回答 2011-11-23
however hard he works, he is always blamed by his boss
no matter how hard he works, he is always blamed by his boss本回答被提问者和网友采纳
no matter how hard he works, he is always blamed by his boss本回答被提问者和网友采纳
第3个回答 2011-11-25
no matter how 只能引导状语从句
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