问题
选择题
- You look worried. What's the matter?
- I have some problems with my parents. I really don't know_______.
A．who to speak
B．who speaks to
C．who to speak to
D．who speaking to
答案
答案：C
题目分析：句意：你看起来很忧虑，怎么了？我和父母有些问题，我不知道该和谁说。句中所缺的部分是宾语从句，由疑问词who引导，疑问词后用不定式，故选C。