In communication, a smile is usually strong sign of friendly attitudeA. the; 不填B. a; the

发布时间:2020-08-17 02:04:11

In     munication, a smile is usually      strong sign of friendly attitude.
A. the; 不填
B. a; the
C. 不填; a
D. the; a

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A. the; 不填
B. a; the
(答案→)C. 不填; a
D. the; a
解析:in munication,在交谈中,in + 抽象名词表一种状态,固定结构;sign标志,可数名词,用不定冠词修饰,句意:在交谈中,微笑通常是友好态度的强有力的标志。故选C
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