It was the training he had at school made him good jumper．
A. what；what
B. that；that
C. what；that
D. that；had
网友回答
A. what；what
(答案→)B. that；that
C. what；that
D. that；had
解析：考查定语从句和强调句型。本题第一空是定语从句，先行词是the training，that指代先行词在句中作为动词had的宾语，第二空的that与前面的it was构成强调句型。句意：就是在学校里得到的培训让他成为一个很好的跳高运动员。故B正确。