同学你好，该知识点来自沪江网校《新版2019年12月N4-N2【名师终极班】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学你好~
答案是对的，要注意句子首字母大写哦

A
1 It is raining now. It rained yesterday.
2 It is snowing now. It snowed yesterday.
3 He is boiling some eggs. He boiled some yesterday.
4 We are enjoying our lunch. We enjoyed it yesterday, too.
B
1 What did they do yesterday? They cleaned their shoes yesterday.
2 What did he do last night? He opened the box last night.
3 What did they do this morning? They sharpened their pencils this morning.
4 What did she do this evening? She turned on the television this evening.
5 What did she do last night? She listened to the radio last night.
6 What did she do yesterday morning? She boiled an egg yesterday morning.
7 What did they do yesterday afternoon? They played a game yesterday
afternoon.
8 What did he do in the morning the day before yesterday? He stayed
in bed in the morning the day before yesterday.
9 What did she do yesterday evening? She telephoned her husband yesterday
evening.
10 What did she do the night before last? She called the doctor the
night before last.

祝同学学习进步~