過去進行時 表示過去某一時間正在做某事
當我離開學校時 孩子們正在操場上玩這樣的怎么判斷。過去的某一時間 是 when i left school當我離開學校時left 是 leave 的過去式說明是過去的某一時間孩子們正在操場上玩即是 過去某一時間正在做某事典型的過去進行時過去進行時的構成是was、were +動詞ing所以就應該用 were playing了
the children ( ) on the playground when l left school 為什么用were playing
the children ( ) on the playground when l left school 為什么用were playing
英語人氣:767 ℃時間:2019-11-02 06:38:14
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