题目内容：

It was the training ( ) he had as a young man ( ) made him such a goog engineer
A.what that b.that,what c.that,whiah d.which,that

优质解答

选D.不要被楼上两位误导.翻译：年轻时的所得到的训练让他成为了如此优秀的工程师.第一空：定语从句.the training 是先行词,which做he had 的宾语,因而也可以省略which.第二空：这里才是强调句型.It was ...that...,...