Question

【题目】The exam is coming, so I am doing my ________ to work hard ________ Japanese.
A.better; with
B.best; at
C.well; to
D.best; with

Answer 1

【答案】B
【解析】do one's best 是固定搭配，意为“进某人最大的努力”，故第一个空填 best，work hard at 也是固定搭配，意为“努力学习……”第二个空填 at，故选B。