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【单选题】
以下哪项不属于信息沟通的障碍A.
信息传递不及时
B.
沟通渠道过长
C.
信息译码不准确
D.
信息系统障碍
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】When you come across some abbreviations or slang while chatting online, you can ______.
A.
guess the meaning.
B.
attack others
C.
stop chatting
【单选题】–You can’t imagine _______ great fun chatting online is. – Really? But it may cause you a lot of trouble.
A.
what
B.
how
C.
why
D.
whether
【简答题】计算． 858÷39 125÷24 918÷27 503÷21 448÷89 184÷46．
【简答题】请根据句子前后内容选择合适的形式To know merely the main facts______ not enough.A. is B. are C. is or are
【简答题】( ) 17. — What do you think of chatting online? — ________.A. Good idea. B. Awaste of time. C. BecauseI like chatting online D. Whynot have a try
【简答题】3x-17=46. Solve for x.
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