无名小刀客
幼苗
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你的句子少了连接词and:
He walked into the room AND picked up a book.-------表“并列”,这样就对了.
或者是:Hw,having walked into the room,picked up a book.------- 这是分词结构做时间状语.
或者是:After / when he (had)walked into the room,he picked up a book.-------这是时间状语从句.
1年前
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