你知道如何急救吗?
Third, bring a first aid kit and know how to use it.
第三,带一个急救箱并知道如何使用。
You should know how to do basic first aid.
你应该懂得如何实施基本的急救。
If I know more about first aid, I could help them.
如果我多知道一点急救知识,我就能帮助他们了。
Do you know some basic knowledge about first aid?
你知道一些基本的急救知识吗?
Do you know some basic knowledge about first aid?
你知道一些基本的急救知识吗?
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