单项选择题

A．They smile to cover embarrassment.
B．It is an unusual and even suspicions behavior.
C．They smile to show politeness.
D．It is an expression of pleasure.
<上一题 目录 下一题>
热门 试题

问答题
Advertising has been among England’s biggest growth industries since the war, in terms of the ratio of money earnings to demonstrate achievement. (Passage 2)
问答题
Making a telecommuting program work requires careful planning and an understanding of the differences between telecommuting realities and popular images. (Passage 3)
相关试题