问题
选择题
Maria’s teacher wanted to know______ .
A．how long she spends on her homework
B．when the speech will begin
C．why didn’t Mike come to the meeting
D．what she was doing these days
答案
答案：D
题目分析：句意：Maria的老师想知道这些天她在做什么。此题是考查的宾语从句，宾语从句的语序是陈述语序，所以排除C；主句时态是一般过去时，所以从句用相应的过去时态，故选D。
考点:考查宾语从句