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【单选题】
下列属于专项旅游产品的是
A.
自然风光
B.
体育健身
C.
环境保护
D.
海滨温泉
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【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. Peter Judd joined the army when he was 18, and for several months he was taught...
A.
In order to be a good soldier.
B.
In order to be good at shooting.
C.
In order to make friends.
D.
We don't know.
【简答题】You should spend about 20 minutes on this task. A Canadian friend recently sent you a present by post. You want to thank him/her. Write a letter to your friend. In your letter say how you felt when yo...
【判断题】PLC 是面向控制的,所以不能进行数学运算,这种说法对吗? ( )
A.
正确
B.
错误
【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. A lawyer friend of mine has devoted herself to the service of humanity. Her spe...
A.
she has tried to earn her living by providing service for human beings
B.
she has tried to provide service to people in need of humane consideration
C.
she has tried to work for the cause of law at any cost
D.
she has devoted herself to the public relationship in spite of loss of income
【多选题】对于DPU和DPMO说法正确的是________。
A.
将 DPU 换算为 DPMO 后,有利于督促改进
B.
DPMO 等于一百万乘以 DPU
C.
DPMO 为百万机会缺陷数
D.
DPU 为单位产品缺陷数
【判断题】PLC 是面向控制的,所以不能进行数学运算,这种说法对吗? ( )
A.
正确
B.
错误
【多选题】对于DPU和DPMO说法正确的是()
A.
DPMO为百万机会缺陷数
B.
将DPU换算为DPMO后,有利于督促改进
C.
DPMO等于一百万乘以DPU
D.
DPU为单位产品缺陷数
【简答题】Task: Invite a foreign friend to your family
【判断题】实际液体的水力坡度J总是大于零( )
A.
正确
B.
错误
【单选题】若y = 是连续随机变量X的概率密度,则有
A.
f (x)的定义域为[0,1]
B.
f (x)的值域为[0,1]
C.
f (x)非负
D.
f (x)在 上连续
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