She’s upstairs letters. A.writes B.is writing C.write D.writing?
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She’s upstairs letters.
A.writes B.is writing C.write D.writing?
试题答案
D
writing letters是现在分词短语作伴随状语。?

She’s upstairs letters.
A.writes B.is writing C.write D.writing?
D
writing letters是现在分词短语作伴随状语。?