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______themathsproblemisdifficult,I’lltryveryhardtoworki...

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问题详情:

______themathsproblemisdifficult,I’lltryveryhardtoworki...

______ the maths problem is difficult, I’ll try very hard to work it out.

A. Though B. When  C. Before  D. After


【回答】

A

知识点:连词

题型:选择题