lesson 03 紧急情况
    emergency
    01 steven has a sudden heart attack.
    史蒂芬心脏病突然发作。
    词组释义 heart attack 心脏病发作
    02 do you know when the ambulance will come?
    你知道救护车什么时候到吗？
    类似表达 i wonder when the ambulance will come.
    03 it's so hot that susan has a heat stroke.
    天太热了，以致苏珊中暑。
    词组释义 heat stroke 中暑
    04 zoe got a sudden food poisoning this morning.
    佐伊今天上午突然食物中毒。
    词组释义 food poisoning 食物中毒
    05 his life is in danger now.
    他现在有生命危险。
    词组释义 be in danger 处于危险当中
    06 call the emergence center right now.
    马上拨打急救中心的电话。
    语法提要
    这句话是由动词原形call引导的祈使句，表示请求或命令等。如：call the police. 快点叫警察。
    07 who can do artificial respiration?
    谁会做人工呼吸？
    词组释义 artificial respiration 人工呼吸
    08 it's necessary to bring him to the emergence room in a hurry.
    快点把他送进急诊室是很有必要的。
    语法提要
    指示代词it在这里只是充当形式主语，真正的主语是动词不定式to bring him to the emergence room in a hurry。
    09 learning first-aid skills is very important to everyone.
    掌握急救技巧对每个人来说都是非常重要的。
    语法提要
    动名词做主语时，谓语动词要用第三人称单数。如：learning a foreign language is necessary. 掌握一门外语是很有必要的。
    10 is my father out of danger now?
    我的父亲现在脱离危险了吗？
    词组释义 out of danger 脱离危险
    note
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