根据中文意思,完成下列句子,词数不限。
1. 他认为游泳没有登山危险.
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2. 我的爱好不同于我哥哥的.
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3. 去年他自学了如何驾车.
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4. 如果人们理解了湿地的重要性,就会保护它们.
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5. 当交通事故发生的时候,保持镇定对于我们来说很重要.
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1. He doesn't think swimming is as/so dangerous as climbing.
2. My hobbies /hobby are/is different from my brother's.
3. He taught himself how to drive a car/learned how to drive a car by himself last year.
4. If people understand the importance of the wetlands, they will protect them.
5. It's very important for us to keep calm/clam down when traffic accidents happen.
(答案不唯一。)