Question

I’m afraid he is more of a talker than a doer, which is _________ he never finishes anything. ..

I’m afraid he is more of a talker than a doer, which is _________ he never finishes anything. A．that B．when C．where D．why

Answer 1

D

试题分析：句意：恐怕他是一个说大话的人，这正是为什么他从未做成事情的原因。Which引导的是非限制性定语从句，从句中is后面是表语从句，根据句意可知D正确。