问题补充：
He never learning English .That was why he was successful at last.
A. gave in
B. gave out
C. gave up
D. gave away
答案：
A. gave in
B. gave out
(答案→)C. gave up
D. gave away
解析：give in“屈服，让步”，give out“放出，发出，分发”，give up“放弃”，give away“拿走，分发”。根据题干，本句的意思是“他从不放弃学习英语，那就是为什么他最好很成功。”所以本题选C。
