1、Lesson 17 : Staying Safe in an Earthquake【学习目标】知识目标： earthquake ，object, calm, system, survival;pull over，as fast as you can ，plenty of，protect.from ，stay calm, keep an eye out for, bring down;Stay calm as the earth begins to shake and move.An earthquake is dangerous, but there are things you can do
2、 to protect yourself.能力目标：熟练掌握有关灾难中自救的文章，能够听懂并从中获取有效信息。情感目标：面对地震要冷静以对，多了解些自救的知识。来源:学优高考网 gkstk【重点及难点】if 从句+ 祈使句的用法。【导学过程】一、自主预习.基础单词。1. 生存；生活；幸存_ 2. 物体；对象；目标_ 3. 系统 _ 4. 镇静的；沉着的_5. 地震 _. 核心短语。1. 保持镇静 _2. 使瘫痪；降低；减少 _3. 密切注意；提防；警觉 _4. 使免于；防止遭受_5. （把车）开到路边 _. 检查单词及词组的读法并校正。来源:学优高考网二、合作探究Task 1：速读，弄懂文章大
3、意，完成 Lets do It 1。 Task 2：细读，完成 Lets do It 2，并找出课文中所涉及的短语和句型。Task 3：小组讨论导学案上的 Language Notes。Task 4：完成 Lets do it 3,4。三、交流展示Language Notes:1. You need to have something strong around you to protect you from falling objects. 你需要周围有些坚固的东西来保护你免受下落物体的伤害。protect 常与 from, against 连用， 意思是 “防止 遭受; 使免于；保护使不受
4、侵害” 。 例如：Well need our caps to protect us from the sun. 我们需要戴帽子遮阳。You need warm clothes to protect you against the cold. 你需要穿暖些以免着凉。2. If you are in a car, pull over to a place where there are no trees or tall buildings and stay in the car. 如果你在车里，把车停到一个没有树和高建筑物的地方，并待在车里。pull over 意思是 “把 ( 车 ) 停靠在路边
5、” 。例如：He pulled the car over. 他把车开到路边停下。3. If you are close to the sea, try to get as far away from the water as possible. 如果你在海边，离大海越远越好。(1) be close to 意思是 “接近；靠近；濒临” 。 例如：She feels good to be close to nature. 接近自然让她感觉愉快。(2) as far as possible 相当于 as far as you can，这句也可以写成：If you are close to the
6、sea, try to get as far away from the water as you can.4. Keep an eye out for things that can fall on you. 留心那些会砸到你的东西。keep an eye out 意思是“警觉；留心；密切注意 ”。例如：Keep an eye out for anyone selling tickets. 注意有没有人在卖票。5. If you have a phone, use it only once to call your family or a friend. 如果你有部电话，只是当你呼叫家人或朋
7、友时才使用。once to call your family or a friend 是“从属连词+ 不定式”结构，相当于状语从句 once you call your family or a friend。例如：She opened her mouth as if to say something. (=She opened her mouth as if she would say something.)她张开嘴，好像要说什么。6. Your chances of survival in an earthquake go up if you stay calm. 如果你保持镇定，你在地震中
8、存活的概率就会上升。go up 意思是“上升” ，与 rise 同义，与 go down 或 set 反义。例如：The temperature goes up in spring. 春天， 气温上升。The sun goes up/rises in the east and goes down/sets in the west. 太阳从东方升起，从西方落下。Grammar:*if 从句+ 祈使句的用法。e.g. If you are inside when the earthquake starts, get under a table or a bed.If you are outside
9、, get to an open area as fast as you can.If you are in a car, pull over to a place where there are no trees or tall buildings and stay in the car.在“If 条件状语从句 + 祈使句”中，1. 主句为祈使句，省略了主语；if 所引导的从句的是一个完整的句子，有主语。2. If 从句表示 “如果”，可以放在主句之前，也可放在主句之后。如果从句在主句之后无逗号隔开；如从句在主句之前则用逗号隔开。【即学即用】填空。1. If you _ (want) to
10、know how it works, read the instruction.2. If you want to buy a new camera, _(get) a good one.3. If it _ (not work), wait for a minute and then try again.4. _ (turn) off the radio if you _ (not want) to listen to music.四、当堂检测I. 短语连线1. pull over A . 保持冷静 2. as fast as you can B . 保护.免受.（伤害）3. plenty
11、of C . 尽快4. protect.from D. 靠边停车，把.开到路边 5. stay calm E. 大量的 . 句型展示1. 如果你遇到事故你首先应该怎么做？ What should you do if an accident _ _ you.2. 太阳镜能保护我们免受强光的伤害。 Sunglasses can _ us _ the strong sunshine.3. 尽可能多读书。 来源:gkstk.ComRead the books _ _ _ you can.4. 我们会留心寻找关于语言方面的好书。 Well _ _ _ _for good books about lang
12、uage.5. Please call me. You wont arrive at the airport in time.（合并为一句）_6. 如果你想挂电话，请按红色按钮。 （hang up ） 。_7. 如果你想照相，按蓝色按钮。 （take a photo）_8. 如果你想打电话，按绿色按钮。(take a phone)_来源:gkstk.Com. 句型转换 1. You should speak English as much as you can. (改为同义句 ) You should speak English as much _ _. 2. There is much ra
13、in in this area. (改为同义句) There is_ _ rain in this area. 3. Watch out for the knife. (改为同义句) _ _ _ _for the knife! 五、作业布置1. Do exercises of Lesson 17 in the exercise book.2. Watch the film Aftershock (唐山大地震) if you have free time. 3. Preview Lesson 18.【教学反思】参考答案：一、自主预习.1. survival 2. object3. system
14、4. calm5. earthquake . 1. stay calm2. bring down3. keep an eye out for4. protect from 5. pull over三、交流展示Grammar:1. want2. get3. doesnt work4. Turn; dont want四、当堂检测. 1-5 DCEBA. 1. happens to2. protect from3. as many as4. keep an eye out 5. Please call me if you wont arrive at the airport in time.6. If you want to hang up, please press the red button.7. If you want to take a photo, please press the blue button.8. If you want to take a phone, please press the green button. 1. as possible 2. plenty of来源:学优高考网3. Keep an eye out
