问题
选择题
You must follow the directions exactly, and if you should become you must take the time to back again and read them over.
A.confused
B.to be confused
C.to confuse
D.confusing
答案
答案:A
题目分析:句意,你必须完全按照指南办事,如果你清楚,你必须花时间重新再读一下。become是系动词,后面要用形容词或名词作表语,所以选A,困惑的,不明白的。
点评:系动词后要接形容词或名词作表语。