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【单选题】
下列组网规模最大的物联网是?A.
B.
NBIOT
C.
WIFI
D.
Zigbee
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反馈参考答案：
举一反三
【简答题】Listen to the conversation again and (1) note down the questions Nelson asks, and (2) mark with an asterisk the questions that Mike doesn't answer or is not sure about.
【判断题】An Exclamatory sentence expresses strong feeling or excitement. Usually it ends with an exclamation mark.
A.
正确
B.
错误
【简答题】Directions:Decide whether the following statements are true or false, if it is true,please mark with a “T”, or if it is false, please mark with an “F”. The letterhead helps to form the impression of t...
【简答题】President______ is leaving his mark with an ambitious $1 billion construction program in Massachusetts Institute.
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