问题
选择题
In China students greet the teachers when classes begin.
A．are suppose to
B．are supposed to
C．suppose
D．supposed to
答案
答案：B
本题考查的是be supposed to do sth ，故选B
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In China students greet the teachers when classes begin.
A．are suppose to
B．are supposed to
C．suppose
D．supposed to
答案：B
本题考查的是be supposed to do sth ，故选B
