问题
选择题
People in Korea _______bow when they meet for the first time.
A．supposed to
B．are suppose to
C．are supposed
D．are supposed to
答案
答案：D
本题的含义为当韩国人初次见面的时候理应鞠躬，be supposed to do表示理应做某事的含义，故本题选D。
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