问题
In communication, a smile is usually________ strongsign of a friendly and ________ open attitude.
A:Stay Focused on Your Work
B:Take Breaks WhenNecessary
C:If you have an officedoor, close it
D:the an
B:Take Breaks WhenNecessary
C:If you have an officedoor, close it
D:the an
正确答案是：
同类题型
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