How long has the weather been like this?A,Ever since last night B,Two days agoC,Two days later
问题描述：
How long has the weather been like this?A,Ever since last night B,Two days agoC,Two days later
答
A,Ever since last night
因为How long has the weather been like this?是完成时态,所以选A,Ever since last night
答
A
把问句还原成陈述句，只有A语法正确：
The weather has been like this ever since last night.
答
A
答
A
B C的意思是一样的.
答
选A
题目问的是这样的天气持续多久了,“How long”是对时间段的提问,A项表示从昨晚到现在就一直如此了；B项是一个时间点,C项就更不合题意了