题目

It is quite difficult ____ him ___ good English.
A.to train to speak b.to train speaking c.training speaking d.train to speak

提问时间：2021-03-14

答案

我选A
train sb to do是教某人做什么的意思.(说实话,train的用法不熟,现在网上查的).
至于to train,是因为it作形式主语,真正的主语是后面不定式.
希望楼主给出答案,此题我也想知道答案.