皮皮学，免费搜题
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【简答题】
Situation: A caller wants to book a room in your hotel for a friend. 请根据情景,按流程编写对话,提交答案。然后以参考答案为对话模板,完成两两对话,课堂检测,不要上传视频。
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】阅读理解。 Hello, everyone! My name is Wang Haibo. My English name is Daniel. I live in Yibin. Look! This is my school. It is called Yuejiang Secondary School. It is an old school, but it is very big and n...
【简答题】Hello, everyone. I am Peter. Welcome to my school. Look! My school is very big. There are four buildings in it. Our library is in Building A and the offices are in Building D. The library is very big....
【单选题】听力原文： Hello everyone, and welcome to the University of Morpeth. My name is Clare and I'll be showing you around campus and answering any questions that you might have. Currently it is 9:30, and we'll ...
A.
A professor
B.
A student
C.
A university tour guide
D.
A coffee shop worker
【简答题】Hello,everyone! My /neim/ is Alice.
【简答题】Hello, everyone. My name is Jane Smith. I am 46 . Jane is my 47 name. In my family, there are 48 people------my parents, my sister, my brother and I. 49 a happy family. My mother is a manager 50 sh...
【简答题】Hello, everyone! My name is Bob. I live in Toronto, Canada. It's a very beautiful city. My parents are from France. They speak French. And I can speak English and French. I am 13 years old and my birt...
【简答题】Hello, everyone．Nice to meet you．It is my 16 day （天） in the school．My first name is Jenny．My family 17 is Green．I’m 18 Class Two．My phone 19 is 886-3068．There are 20 people （人） in my family, my parent...
【单选题】以下关于 HDLC 的帧结构的描述中,错误的是
A.
HDLC 帧由标志、地址、控制、信息、帧校验与标志等字段组成
B.
数据链路层的“帧”相当于 OSI 中的 DL-PDU
C.
HDLC 帧在信息字段中采用“ 0 比特插入 / 删除方法”
D.
网络层提交给的数据放在 HDLC 帧信息字段中
【简答题】某地共有居民30000户,按经济收入高低进行分类,其中高收入居民为6000户,占20%;中等收入居民为15000户,占50%;低收入居民有9000户,占30%。现要从中抽出1000户进行购买力调查,试采用等比例分层抽样法确定各层应抽取的样本数。
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