Unit 3 Lesson 17（ 知识精讲+分层练习）-【帮课堂】2022-2023学年九年级英语全册同步精品讲义（冀教版）

Unit3Safety Lesson17 Staying Safe in an Earthquake 知识点睛jing 一、What should you do if this happens to you?如果发生地震，你该怎么做？ 【精讲】happen“发生”happen to sb “发生在某人身上” 【区分】 happen 与 take place Happen 作“发生、碰巧”解,一般用于偶然或突发性事件 Take place 表示“发生、举行、举办”,一般指非偶然性事件的“发生”,即这种事件的发生一定有某种原因或事先的安排 注意：happen 与 take place 通常都没有被动语态. 例句：What happened to you yesterday？昨天你发生了什么？ 例句：Great changes have taken place in our hometown during the past ten years.过去十年我们的家乡已经发生了很的变化。 练一练 Great changes the last three years. A. have taken place B.have been taken place B. have happened D.have been happened 二、Stay calm as the earth begins to shake and move.地面开始摇晃移动时，保持冷静。 【精讲】“calm”冷静 calm down 冷静下来 例句： ：He just needs to calm down a wee bit. 他只是需要稍微冷静一点。 练一练 1.It's very important to when the earthquake happens. A. calm down B. put down C. get down D. fall down 三、You need to have something strong around you to protect you from falling objects.你需要有牢固的事物来保护你避开掉下来的物体。 【精讲】 need做实意动词后面