问题
选择题
Tom is _______ learning English. To learn it well, he abandons all his hobbies.
A．bound to
B．desperate to
C．bent on
D．accustomed to
答案
答案：C
固定词组。be bound to do sth一定会做某事；be desperate to do sth不顾一切地做某事；be bent on sth/doing sth专心致力于;be accustomed to sth/doing sth习惯于…;句意：Tom专心致力地学习英语。为了学好英语，他放弃了所有的爱好。