发布网友 发布时间:2022-04-22 08:13
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热心网友 时间:2022-06-18 11:05
结构2:名词或代词(主格) + doing1)My mother cooking in the kitchen, I was doing my homework in my room. (表伴随)我妈妈正在厨房做饭,我在房间里做作业。