--Do you know what the population of Shanghai is?--____.

问题描述:

--Do you know what the population of Shanghai is?--____.
A)Sorry,I don't know.B)Yes,I don't know.C)The population is quite large.D)Yes,you may ask another person.

选A 表示 很遗憾 我不知道
其他 B选项的搭配有错误 C 答非所问 D 也是搭配错误