第1个回答 2017-03-01
i wasn't at home yesterday.
昨天我不在家。
wasn无线、随意及感测网路研讨会(Workshop on Wireless Ad Hoc and Sensor Networks)
at home在家; 在国内; 在家接待客人; 精通
yesterday昨天; 往昔; <正式>过去; 在昨天,在昨日; 近来本回答被网友采纳
第2个回答 2017-03-01
I wasn't at home yesterday.
我昨天不在家。
第3个回答 2017-03-01
否定句:I was not at home yesterday.
第4个回答 2017-03-01
I wasn't at home yesterday.
望采纳。