It was just a question of which one of them would reach him first.中的of是怎么回事是必须加的吗?
题目
It was just a question of which one of them would reach him first.中的of是怎么回事是必须加的吗?
我知道:It指的是which one of them would reach him first可为什么还要加of呢?
我说的of指的是which前面的of
答案
It was just a question."it"指代的是"question",
"of which one of them would reach him first"是补充说明"question"的.
这是一个问题,关于他们之中谁会最先联系到他.
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