皮皮学，免费搜题
登录
搜题
【简答题】
设全集U={x|x∈R}，A，B都是全集U的子集，集合A={x|3x-9≥0}，B={x|2x-13＜1}． 求：（Ⅰ）A∩B；A∪B （Ⅱ）C u A∩B；C u A∪B．
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】Q5 for short conversation 5: What is the woman not good at? (One word)
【单选题】From the conversation,what does the customer probably purchase from the merchantin the end?
A.
Only records.
B.
Only a vase.
C.
Some records and a vase.
D.
Nothing.
【单选题】Unit 5- Long conversation What was the man's previous job?
A.
An assistant manager.
B.
A sales manager.
C.
An ordinary clerk.
D.
A football player.
【简答题】Conversation 5. What did the man want to do in class? [ ] A. Warn the teacher of her mistake. B. Have the teacher repeat what she said. C. Have the class be quiet. 6. Which of the following words ...
【简答题】以下有关变压器绕组的说法,正确的有( )。 A 匝数多的一侧电流小,电压高; B 匝数少的一侧电压低,电流大 C 匝数多的一侧电流大,电压低 D 匝数少的一侧电流小,电压高A.B.C.D. D
【单选题】In Conversation 5, what is Sun Qiang asked to write about?
A.
Furniture
B.
Clothes
C.
Food
D.
Computers
【简答题】Conversation 1 Conversation 2 What does the customer buy? 1 5 How much does the seller ask? 2 6 How much does the customer finally pay? 3 7 Does the customer negotiate the price? 4 8
【简答题】简述宴请的一般程序。
【单选题】Conversation 5: Questions 21 to 25 are based on Conversation 5.What can be learned about the man's essay?
A.
The woman has lost the essay handed in by the man.
B.
The man’s computer has broken down and the first draft got lost.
C.
The man has turned in the essay on time.
D.
The man has already sent the essay by email.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
