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【单选题】
上下邻层实体之间的接口称为服务访问点,应用层的服务访问点也称为( )。A.
用户界面
B.
网卡接口
C.
IP地址
D.
MAC地址
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】becau s e scatter recover more t ha n within although k now Foreign trade, the exchange of goods between nations, takes place for many reasons. The first, as it is , is that no nation has all of the c...
【单选题】Which one is the abbreviation and full name of “新冠病毒”?
A.
COVID-19, coronavirus disease 2019
B.
MERS, middle east respiratory syndrome
C.
SARS, severe acute respiratory syndrome
D.
H1N1
【单选题】Passage Four Every culture and every country in the world celebrates New Year, but not everyone does it the same way. The countries in North America and Europe welcome New Year on January the first. T...
A.
to keep the evil spirits away
B.
to have fun
C.
to celebrate the coming of the new year
D.
to keep to a custom
【简答题】Points on Travel Taboos Traveling the globe can be a behavioral (a. 行为的 ) minefield (n. 雷区 ), even when you have the best intentions. Try to avoid cultural mistakes when going abroad. Touching Someon...
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