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【单选题】
函数 的单调减区间为____________;单调增区间为____________.A.
(-1, 0) (0,+∞)
B.
(0,+∞) (-1, 0)
C.
(-1, 0) (0, 5)
D.
(-1, 0) (0, ∞)
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举一反三
【简答题】_____. Sometimes the power of social media is helpful if the complaining failed.
【简答题】How children interact with digital media 1 Children are starting on digital devices at ever younger ages, and opinions on the ___1____ of children's digital-media habits are deeply polarised. 2 Jean ...
【单选题】Consider the following argument: “‘Illegitimate’ is just a phrase that our media and government officials use to label regimes who act in ways that often violate the trust of their citizens. But every...
A.
conceptual slippery slope argument.
B.
fairness slippery slope argument.
C.
causal slippery slope argument.
D.
argument from the heap.
E.
none of the above
【多选题】Social media offers an opening to let the steam out a little bit. But because you don't have many other openings, the heat coming out of this opening is sometimes very:
A.
tough
B.
strong
C.
violent
D.
active
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