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【简答题】
简述标准大气压也即ATM基准线的定义?什么是绝对压力?什么是表压力(相对压力)?什么是负压(真空表压力)?
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举一反三
【多选题】下列关于视频文件的描述正确的是
A.
avi文件可以跨多平台使用
B.
mov文件不能在PC机上应用
C.
mov_件不如avi文件使用普遍
D.
mpg文件是压缩视频的基本格式
【简答题】video of invitation.mp4 7.After watching the video, answer the questions: 1. Why is the woman pulling a long face? 2. How does the woman make the invitation? 3. The man invites the woman for a date. ...
【简答题】video of invitation.mp4 Exercise 7: Answer the following questions 1. Why is the woman pulling a long face? 2. How does the woman make the invitation? 3. The man invites the woman for a date. When w...
【单选题】Q2: How does the woman respond to the man’s request?
A.
She gives some change to him.
B.
She lets the man use her mobile phone.
C.
She does nothing.
D.
She does both A and
【简答题】听下面一段材料，回答第1-3小题。 1. How old is the woman? A. 20. B. 25. C. 29. 2. How does the woman probably pay for things? A. In cash. B. By credit card. C. By cheque. 3. What is the woman's biggest expense each ...
【简答题】听力 1.How much did the woman pay for a ticket? A. $3. B. $10. C. $30. 2. How does the woman feel about the examination? A. Very interesting. B. Too Easy. C. A little difficult. 3. What is the man? A....
【简答题】Conversation 2 1. How does the woman like the electronic organizer? [ ] A. Useful. B. Light. C. Expensive. 2. Which of the following will the man record with the organizer? [ ] A. Music. B. St...
【单选题】B2-U6_3_2.mp3: How does the woman prepare for the working world
A.
She does not know where to start for her jobs.
B.
She has been scared to death by taking part-time jobs.
C.
She plans to do some part-time jobs first.
D.
She plans to find an internship at Microsoft.
【单选题】UNIT 1 PART 1 SECTION A TASK 2 3. Q: How does the woman respond to the man asking for help?
A.
The woman denies him.
B.
The woman questions his reasons.
C.
The woman ignores his question.
D.
The woman offers help.
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