He'll succed because he's always at his books.at his A 学识渊博 B 博览群书 C 刻苦学习 D 意志坚强

He'll succed because he's always at his books.at his A 学识渊博 B 博览群书 C 刻苦学习 D 意志坚强
He'll succed because he's always at his books.
at his
A 学识渊博 B 博览群书 C 刻苦学习 D 意志坚强

He'll succed because he's always at his books.at his A 学识渊博 B 博览群书 C 刻苦学习 D 意志坚强
英文句语法不正确
但应该选D,因为always 可以总结他的持心