单项选择题

All CEOs need ______ that it pays to introduce an energy efficiency program that can help save their business money.

(A) convince
(B) to convince
(C) to be convinced
(D) be convincing
<上一题 目录 下一题>
热门 试题

单项选择题
To deal with the ever-increasing number of tourists from Europe, the shuttle transport company has decided to provide ______ bus service on holidays.
(A) often
(B) really
(C) frequent
(D) many
单项选择题
It has been proven that wooden doors have a ______ to expand in humid weather unless they are treated with a chemical stabilizer.
(A) move
(B) direction
(C) tendency
(D) desire
相关试题