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【单选题】
电磁炉主要是应用了下面哪种技术？A.
微波
B.
电涡流
C.
热电式
D.
红外
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反馈参考答案：
举一反三
【单选题】Can you put me through to Mr. Chen in room 3205?
A.
Thank you.
B.
This is your wake-up call.
C.
Certainly. I'll do it for you.
D.
Is this your room?
【多选题】阅读材料,选出说法 错误 的选项 Stan wants to negotiate a joint venture with an Asian company. He asks ChenMing if people have enough additional income to afford his product. Mr. Chen is silent for a time, and then ...
A.
Mr. Chen's silence implies his resistance to deal
B.
Mr.Chen's compliment on the product shows his intention to buy
C.
Stan misunderstands Mr.Chen's words, which virutally means people in the east would not like the product
D.
Mr.Chen is the one to blame for the failure of negotiation
【单选题】四环电阻R1颜色分别为：红红红金，请问电阻R1的阻值和允许偏差分别为多少？
A.
220Ω,5%
B.
2.2KΩ,10%
C.
220KΩ,10%
D.
2.2KΩ,5%
【简答题】a. Here is the pattern book for our products, please have a look. b. We are proud of the quality and designs of our products. c. Now, would you like to have a look at our showroom? d. I could make...
【简答题】完成课本137页课后习题第6题
【单选题】is Mr. Chen your______?
A.
history teacher
B.
teacher history
C.
histories teacher
D.
history teachers
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