What is the second secret of happiness?The second secret is to__________that happiness is a__________of something else.
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What would happen if you have more passion?The more passion you have, the more happiness you are__________.
What is the third secret of happiness?The third secret is to believe that __________has some larger meaning, which can help us be happier.
What do you need to do if you want to be happy?If you choose to find__________in your life, you will be happy.
将空气由酸性炉衬的转炉炉底吹入铁水以氧化其中的杂质元素并产生大量的热,借以炼成钢水的转炉炼钢方法,称为普德林炼钢法。
A. 对
B. 错