摘要：349] I don’t really work here, I until the new secretary arrives. [译文] 我并不在这儿工作.我在这儿帮忙直到新的秘书来. A. just help out B. have just helped out C. am just helping out D. will just help out [答案及简析] C. 用现在进行时态表示动作一直在进行.

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