What Tom often told me in the past was he didn’t succeed,he would still go on studying hard until he was successful.
A. what unless
B. that
C. even if
D. that even if
网友回答
A. what unless
B. that
C. even if
(答案→)D. that even if
解析：that引导表语从句，在表语从句中，even if 引导条件状语从句。