KEYS：DACC

步骤四：书面表达练习

      中文提示：一天放学后，张磊和凌峰看到一位骑车的老人摔了下来，伤了腿，流着血，不少人围了过去。有人建议将老人抬到树下，张磊不同意，说不能动，要检查一下。这时老人没有呼吸了，张磊让凌峰给急救中心打电话，他为老人做人工呼吸，另一工人帮助止血。没过十分钟，老人开始能动弹了。急救中心的医生们赶到，说张磊做得对。

英文提示（用投影片打出）：fall off；first aid；breathe；ought to；mouth-to-mouth way；First Aid Centre；handkerchief；bleeding；within

将首句给出：One day，after school was over，Zhang Lei and Ling Feng were walking in the street when they suddenly saw an old man fall off his bicycle．

步骤五：限时写作，双人合作，互改互评

       Ask students to finish writing the passage in 1 5 minutes．

       Sample writing：

       One day，after school was over，Zhang Lei and Ling Feng were walking in the street when they suddenly saw an old man fall off his bicycle．One of the old man's legs was injured and it was bleeding．Many people crowded around him．Someone suggested the old man be taken somewhere in the shade of a tree．But Zhang Lei strongly disagreed．He had learned some knowledge about first aid before．He said that they ought to leave the old man where he was and check him．Now the old man was not breathing．Zhang Lei asked Ling Feng to telephone the First Aid Centre and then lie quickly opened the old man's mouth and tried to start his breathing using the mouth-to-mouth way．

       Another young man helped press a handkerchief onto the bleeding point．Within ten minutes，the old man began to move a little and the doctors and the nurses from the First Aid Centre arrived．They all said that Zhang Lei had done the right thing．

步骤六：作业布置Finish Checking Yourself on Page 75．

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