问题
选择题
Carmen knew Mr Smith_______ gave a talk several months ago.
A．why
B．what
C．who
D．which
答案
答案：C
此题考查的定语从句的相关知识，因其先行词是 Mr Smith，故其引导词应用who或that。
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Carmen knew Mr Smith_______ gave a talk several months ago.
A．why
B．what
C．who
D．which
答案：C
此题考查的定语从句的相关知识，因其先行词是 Mr Smith，故其引导词应用who或that。