填空题

What is the sign of a smile
A smile is a strong sign of a friendly and ______ and a willingness to communicate.

【参考答案】

open attitude
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填空题
“I’m sorry. ”he said(sincere) ______ .
单项选择题
A．South.B．North.C．West.D．East.
A．South.
B．North.
C．West.
D．East.
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