Question

I don't know ________！

[　　]

A．where the post office was

B．where the post office is

C．where's the post office

D．where was the post office

Answer 1

答案：B
解析：

本句的意思是“我不知道邮局在哪儿”。Where引导了一个宾语从句。宾语从句要用陈述句语序，Where the post office is作know的宾语。