问题
选择题
You were _______ to take your shoes off when you entered the school lab, but you didn’t.
A．invited
B．supposed
C．selected
D．worth
答案
答案：B
词义辨析. A. 邀请 B. 假定;推测 C. 选择 D.值……，句意：当你进入学校实验室时，期望你能脱下你的鞋，但是你没有。故选B。