问题
选择题
If you don’t know who _______, you can always write to me.
A．to talk to
B．talk to
C．to talk
D．should you talk to
答案
答案：A
考查疑问词+不定式的用法。talk to sb. for sth.“为了某事向某人求助”。句意“如果你不知道跟谁说，你可以给我写信。”talk是不及物动词，需要加介词to，再加宾语。故选A。
