根据课文内容，完成下列任务。

1. How many ways does the writer give us to deal with our problems?

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2. Why don't young children stay angry for long?

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3. Why do many students complain about school?

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4. Stephen Hawking is very healthy all the time, isn't he?

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5. What should we do if we have problems in our life?

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液压操作机构是利用液压油的压力传递介质，完成断路器的合闸或分闸的。