Question

One hundred percent _______ to your studies, though it can be lonely and no fun at all, will leave precious marks on your youth.

A．commitment

B．attention

C．reference

D．reaction

Answer 1

A

试题分析：句意：百分百的致力于你的学习，尽管它可能会使你感到孤独和根本没有乐趣，但是它会在你的少年时期留下珍贵的印记。Commitment致力；attention注意力；reference参考；reaction反应，选A。