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【单选题】
In the last paragraph, the author tells us that _____A.
difficulties are but part of everyone' s life.
B.
depression and unhappiness are unavoidable in life.
C.
everyone should learn to avoid trying, circumstances.
D.
good feelings can contribute eventual academic excellence.
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反馈参考答案：
举一反三
【单选题】For markets to work well, there must be
A.
market power.
B.
a central planner.
C.
property rights.
D.
abundant, not scarce, resources.
【简答题】中耳主要生理机能是 ,能对声音扩大约 倍,相当于 dB ,而声音从空气传到内耳淋巴液中的衰减约 dB,两者基本上抵消。
【单选题】A ( ) strategy enables established organisations to work with a digital disruptor to learn about the markets that it serves and the products and services that it provides. This approach is lik...
A.
build
B.
invest
C.
incubate/accelerate
D.
partner
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