______ he helped me with my work.A.As he was tiredB.Tired though he wasC.Tired as was heD

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______, he helped me with my work.

A.As he was tired

B.Tired though he was

C.Tired as was he

D.It is because he was tired

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。