Summeriscoming.Abigsuntellmesomewordsaboutit.hotsunnyholidayswimIce-creamskirtfire What shall we do if a fire happens?Discussionmust or mustnt4. Take the left.乘电梯逃离。5. Jump out of the tall building.跳楼.1.Use wet quilt or cloth to block the door.用湿的被褥或衣服堵住门。2.To make a quick departure, run away.当机立断,迅速逃离。 3.Call 114.6.putting it out with a fire-extinguisher用灭火器灭火。7.Find some extra way to get themselves out.多掌握几条逃生路线。情态动词 情态动词有时又叫情态助动词。情态动词本身虽有一定词义,但不能独立用作谓语、也没有人称和数的变化,其后一定要跟随动词原形,共同构成复合谓语。MayI? Ma