The Greens （）（have）supper when there was a knock at the door

来源：学生作业帮编辑：百度作业网作业帮分类：英语作业时间：2024/08/13 01:27:02

The Greens （）（have）supper when there was a knock at the door 动词填空.

填were having
首先there was a knock提示了这时过去时,所以应该填一个过去式的单词或词组
第二由于有了when,所以when前面的“吃饭”是长动作,后面的“敲门”是短动作,长动作应该使用进行时,联系过去式,可以知道应该用过去进行时,即was having或者were having
第三,The Greens 是指“格林一家人”,表多人,所以应该用复数,所以得出答案,填were having

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