It's buring hot today,isn't it?-Yes ,___yesterdayA.so it was B.so_英语解答

It's buring hot today,isn't it?-Yes ,___yesterday
A.so it was B.so was it
我选的是A,是错误的.为什么错?
答案B为什么是对的?
翻译这句话

人气：460 ℃　时间：2020-05-02 19:50:17

解答

A表示“还真是”,表示赞同和肯定,起到强调作用
B的意思是“也”,昨天也很热
句中是today和yesterday,显然是表示两天都很热