Revision Uint3 Safety lesson13—15 Teaching aims: Students master the key words, phrases and sentences. Students master the important sentences. Students know that they should pay attention to safety. Teaching key and important points: key words, phrases and sentences. Teaching difficulty points: Grammar: imperative sentences. Teaching steps: Step 1 key words and phrases 1), safety n. 安全 adj. 安全的 adv. 安全地 n. 危险 adj. 危险的 处于危险之中 摆脱危险 e.g. Safety comes first. It is not safe when people are not careful. 2), careful adj. 小心的 carefully adv. careless adj. 粗心的 carelessness n. n. 小心 照顾 care v. 关心 喜欢 拓展： take care =be careful =look out =watch out be careful with sth 对…小心 e.g. You must be careful when you are crossing the road. Please hang up the picture carefully. 3), hang v. 悬挂 - (无被动) v. 绞死 - (有被动) 词组：hang up 悬挂 hang out 闲逛 e.g. He hung up a picture on the ceiling yesterday. The man was hanged for murder. 4),ugly adj. 丑陋的 an ugly boy 拓展：以 ly 结尾的形容词：friendly lovely lively lonely v.平躺 — — 5) , lie v.说谎 — — n.谎言 tell a lie/lies 拓展： 绑 tie—tying 死 die—dying lay v. 放置、产卵 laid—laid—laying e.g. The boy is lying on the grass. Don’t lie to me! Some other important words serious adj 严肃的，严重的 seriously adv necessary adj 必要的 unnecessary adv expect v 期盼 except prep 除了 town n 城镇 wound n 伤口 shoulder n 肩膀 sudden n/adj 突然（的） blood n 血knee n膝盖 sharp adj 锋利的 rock n 岩石 stranger n 陌生人 accident n 事故 reporter n 记者 fault n 缺点 Phrases about down, time, run 掉下去 躺倒 使瘫痪、减少、降低 发生故障 砍倒 拆除 调低、拒绝 写下 （take down/put down） 及时 准时 偶尔 （=sometimes） 追赶 用光 逃跑 流入，偶然遇见 jump up 跳起来 jump out 跳出来 take off 脱下、起飞 put off 推迟 get off 下车 turn off 关闭 call off 取消 so… that 如此、以至于 so that 为了（=in order that）all of a sudden=suddenly 突然 stick out of 从…伸出来 thank goodness谢天谢地 Step 2 important sentences 1. Let me get the ladder for you. 让某人做某事 2. He sees Danny lying on the floor. 看见某人做某事 被动 be seen to do/doing sth 3. I tried to catch you, but you landed on top of me. 努力去做某事 试着做某事 land n. 陆地 v. 着陆 on（the） top of …在…顶端 4. Tell her we are taking Brain to the hospital. 带某人去某地 5. The accident happened at about 7:30 a.m. happen v. 发生 （偶然）take place 发生（人为） happen to do sth 碰巧做某事 区分on at in 6. I wanted to stop her from running after the ball. want to do sth 想要去做某事 = stop sb （from）doing sth 阻止某人做某事 =keep sb from doing sth /prevent sb（ from） doing sth 7. Doctors say she can expect to return to school in about a week. 期望去做某事 return to sp 返回某地 return sth to sb 把某物归还给某人 8. I felt so terrible that I lay down again. so…that 如此…以至于 so that 为了 9. There was a sharp rock sticking out of it. 有某人/某物正在做 Step 3 grammar Imperative sentence 祈使句 表示建议，命令，请求或劝告，通常动词原形开头 Eg. St ... ...
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