阅读下面短文并回答问题，然后将答案写到答题卡相应的位置上（请注意问题后的词数要求）。
First aid means the aid or the help that can be given to an injured person first, that is, before any other help arrives. Nowadays there is usually a telephone not far away and the first things we should do, if a serious accident happens, is _____________Sometimes quick action by us may  save someone's life.
Shock. People often suffer from shock after receiving an injury ,sometimes even when the injure is a small one. The face turns gray, and the skin becomes damp and cold. They breathe quickly. They should be kept warm. Cover them with a blanket and give them a warm drink.
Broken bones. Do not move the patient. Send for an ambulance at once.
Bleeding. A little bleeding doesn't harm.  It washes dirt from the wound.  But if the bleeding continues, try to stop it by placing a clean cloth firmly over the wound until the bleeding stops or helps arrive.
Poison. A person who has taken poison should be taken to a hospital at once. With some poisons, sleeping pills, for example, it is a good thing to make the patient throw up by pressing  your fingers down his throat.
Remember: When an accident happens, telephone for an ambulance at once. Keep the injured person warm and quiet.  Give him plenty of air.  Do not let other people crowd around him.
What's the author's purpose of writing the passage?
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Fill in the blank in the first paragraph with proper words or phrases to complete the sentence.( no more than seven words)
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What's the best title for the passage?
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What' s the symptom when someone goes into shock?
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Translate the underlined sentence into Chinese.
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