宾语从句的一道选择题

问题描述:

宾语从句的一道选择题
Our teacher asked me .
A.what was Ann doing these days
B.why Peter didn't come to school the day before yesterday
C.when will the dolphin show begin
D.how long did I spend on my homework
选B,翻译一下,再讲一下为什么?谢谢!

我们的老师问我为什么彼得前天没有来学校
the day before yesterday 是前天的意思