单选题 Who came to their rescue when they ______ get different haircuts?

【正确答案】 D
【答案解析】[名师精解] be supposed to有许多意思:1)可能;2)意欲;3)必须;4)看成;5)被允许。如:We are not supposed to smoke here.我们在这儿不能抽烟。You're supposed to he my friend.我把你看成是我的朋友。
[解题秘籍] 这里的be supposed to的意思是“可能、准备”。