Untilrecently, the Inuit people led a nomadic existence, sheltering in igloos, the ice-block domes that are peculiar tonorth-central Canada, and in structures made of stones, bones, driftwood,and skins. A. Until recently, the Inuit people led a nomadic existence,sheltering B. During recent times, the Inuit people lead a nomadicexistence, sheltering C. In the times that are recent, the Inuit people led anomadic existence, sheltered D. Up until recently, the Inuit people, leading a nomadicexistence, have sheltered E. Until recent times, leading a nomadic existence, the Inuitpeople were sheltered
答案是A,看了老帖没讨论过B,我觉得CDE把lead换成leading,shelter作为谓语错误很明显吧,但B为什么不对呢。A的until recently的recently是什么词性?可以这样用?
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