根据提示用英语回答下列问题

问题描述:

根据提示用英语回答下列问题
What were you doing at eight o clock yesterday evening?
1 我正在看电视
2 我正在做数学练习
3 我正在等一个朋友
4 我正在计划去旅行
5 我正和一个朋友谈论一本书

1 我正在看电视I was watching TV2 我正在做数学练习I was doing maths exercises3 我正在等一个朋友I was waiting for a friend4 我正在计划去旅行I was planing to travel5 我正和一个朋友谈论一本书I was discuss...