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在正常情况下,非操纵端控制电路的各开关均应置于断开位,锁闭琴键开关,取出自阀、单阀手柄。
A.
正确
B.
错误
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参考答案：
举一反三
【单选题】Passage Unit 1 ,Book 1 2. What is the main differencein adily life between the UK nad Canada?
A.
Canada is much colder in winter than the UK
B.
The UK is much colder in winter than Canada
C.
Products sold in Canada will have a sales tax added to the price
D.
Products sold in the UK are often more expensive than in Canada
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【单选题】Passage Unit 1 ,Book 1 1. What is the major reason for American and British people to move to Canda?
A.
Canda is more secure
B.
Canda is more modern
C.
Canadian people are friendlier
D.
Canadian people are more beautiful
查看完整题目与答案
【简答题】Section C Directions: This section is to test your ability to comprehend short passages. You will hear a recorded passage. After that you will hear five questions. Both the passage and the questions w...
查看完整题目与答案
【单选题】Passage Unit 1 ,Book 1 3.Which is true avout the cost of living in Canada?
A.
Sales taxes are lower
B.
The price of wine is lower
C.
The cost of beer is higher
D.
The cost of petrol is higher
查看完整题目与答案
【单选题】听 Passage in Unit 2 ,Book 1 What kind of children does the speaker talk about
A.
Children who helped animals
B.
Children who kept animals as pets
C.
Children who grew up like animals
D.
Children who liked to spend time with animals
查看完整题目与答案
【单选题】科学研究活动本身会涉及到伦理道德,而科研伦理问题的产生是有他自己 的根源。例如,某些时候在经济利益冲突的情况下,科研人员可能会迫于药厂方 面的压力而不报告不利于新药上市的研究结果。这种情况是由于( )
A.
道德困境产生的伦理问题
B.
利益冲突引发的伦理问题
C.
科研人员的道德观念差异而导致的伦理问题
D.
攻治因素引发的伦理问题
查看完整题目与答案
【单选题】听 Passage in Unit 3 ,Book 1 12.Why do the women carry water on their heads?
A.
Because it is their custom
B.
Because it is the easiest way to carry water.
C.
Because they can walk faster
D.
Because they are too old to use their hands.
查看完整题目与答案
【单选题】听 Passage in Unit 1 ,Book 1 4.What do we learn about insects in Canada?
A.
They dont bite people
B.
They come out in winter
C.
They are in small numbers
D.
They can survive cold winter
查看完整题目与答案
【单选题】. 为了适应电焊工艺的要求,交流电焊变压器的铁芯应
A.
有较大且可调的空气隙
B.
有很大且不变的空气隙
C.
有很小且可调的空气隙
D.
没有空气隙
查看完整题目与答案
【单选题】听 Passage in Unit 2 ,Book 1 8. What eventually happened to the wild children?
A.
Most of them were saved
B.
All of their parents were punished
C.
Most of them still behaved like animals
D.
All of them learnt to speak like humans.
查看完整题目与答案
相关题目：
【单选题】Passage Unit 1 ,Book 1 2. What is the main differencein adily life between the UK nad Canada?
A.
Canada is much colder in winter than the UK
B.
The UK is much colder in winter than Canada
C.
Products sold in Canada will have a sales tax added to the price
D.
Products sold in the UK are often more expensive than in Canada
查看完整题目与答案
【单选题】Passage Unit 1 ,Book 1 1. What is the major reason for American and British people to move to Canda?
A.
Canda is more secure
B.
Canda is more modern
C.
Canadian people are friendlier
D.
Canadian people are more beautiful
查看完整题目与答案
【简答题】Section C Directions: This section is to test your ability to comprehend short passages. You will hear a recorded passage. After that you will hear five questions. Both the passage and the questions w...
查看完整题目与答案
【单选题】Passage Unit 1 ,Book 1 3.Which is true avout the cost of living in Canada?
A.
Sales taxes are lower
B.
The price of wine is lower
C.
The cost of beer is higher
D.
The cost of petrol is higher
查看完整题目与答案
【单选题】听 Passage in Unit 2 ,Book 1 What kind of children does the speaker talk about
A.
Children who helped animals
B.
Children who kept animals as pets
C.
Children who grew up like animals
D.
Children who liked to spend time with animals
查看完整题目与答案
【单选题】科学研究活动本身会涉及到伦理道德,而科研伦理问题的产生是有他自己 的根源。例如,某些时候在经济利益冲突的情况下,科研人员可能会迫于药厂方 面的压力而不报告不利于新药上市的研究结果。这种情况是由于( )
A.
道德困境产生的伦理问题
B.
利益冲突引发的伦理问题
C.
科研人员的道德观念差异而导致的伦理问题
D.
攻治因素引发的伦理问题
查看完整题目与答案
【单选题】听 Passage in Unit 3 ,Book 1 12.Why do the women carry water on their heads?
A.
Because it is their custom
B.
Because it is the easiest way to carry water.
C.
Because they can walk faster
D.
Because they are too old to use their hands.
查看完整题目与答案
【单选题】听 Passage in Unit 1 ,Book 1 4.What do we learn about insects in Canada?
A.
They dont bite people
B.
They come out in winter
C.
They are in small numbers
D.
They can survive cold winter
查看完整题目与答案
【单选题】. 为了适应电焊工艺的要求,交流电焊变压器的铁芯应
A.
有较大且可调的空气隙
B.
有很大且不变的空气隙
C.
有很小且可调的空气隙
D.
没有空气隙
查看完整题目与答案
【单选题】听 Passage in Unit 2 ,Book 1 8. What eventually happened to the wild children?
A.
Most of them were saved
B.
All of their parents were punished
C.
Most of them still behaved like animals
D.
All of them learnt to speak like humans.
查看完整题目与答案
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