If a person finds getting up early a problem, most probably ______.
A. he is a lazy person
B. he is not sure why his energy is low
C. he refuses to follow his own energy cycle
D. he is at his peak in the afternoon or evening
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函数y=sinx在区间[0,n]上满足罗尔定理的ξ=
A. 0
B. π/4
C. π/2
D. π
Woman: What's the difference between a lesson and a lecture? Man: Well, they are both ways
A lesson requires students' active involvement.
B. Students usually take an active part in a lecture.
C. More knowledge is covered in a lecture.
D. There is a larger group of people interested in lessons.
Industrial properties are protected for all of the following purpose EXCEPT ______.
A. to stimulate and ensure fair competition
B. to protect consumers and enable them make informed choices
C. to make the distinctive signs remain distinctive forever
D. to stimulate innovation, design, and creation of technology
_____
A. iteration
B. object
C. interface
D. Activity