单选题
It was the training that he had as a young man( )made him such a good engineer.
Ahas
Blater
Cwhich
Dthat
正确答案
答案解析
考查强调句型。句子强调的部分是the training that he had as a young man，后面填that。故本题选D。句意：正是他年轻时所受的训练使他成为一位如此出色的工程师。