问题
选择题
The lead singer was ill and couldn’t sing that night, and her _______ didn’t perform well, which made the audience disappointed.
A．attitude
B．substitute
C．institute
D．altitude
答案
答案：B
题目分析：句意：那天晚上领衔歌手生病无法演出，她的替补表现得也不好，这让观众很失望。 substitute意为“替换者；替补”，符合句意。attitude意为“态度”， institute意为“学会，协会；学院”， altitude意为“高度；海拔”。
