my sister was watching TV while l was doing my homework last
my sister was watching TV while l was doing my homework last night是过去进行时吗?
赞 caesar0305 幼苗
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对
1年前 追问
5
怎么才能知道是现在进行时？
根据语境或时间状语，如 His father is reading newspapers while his mother is cooking .
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你能帮帮他们吗