八年级英语下册 Unit3 Lesson 21学案（无答案） 冀教版

冀教版英语八年级下册Unit3Lesson21学案Lesson 21 Fun at the zoo学习目标：掌握词汇及短语：danger, surprise, mad, lazy, nearly识别词汇及短语：entrance, cage, exit预习自测：1.At eleven oclock, the zoo is open. They go _ the entrance.2.Maybe photos would _ the animals.3.There are _ _ _ fierce animals here.4.We dont want to make them _.5.Dont take photos _me.6.Its _ noon, and hes still sleeping.7.Bears sleep _ _.8.Danny wants to _ _ _the bear.9.We cant _ the animals.10.The three friends have a very good _.探究与点拨：1.through与acrossthrough与across 两者都“穿过”的意思。across 是指“从表面通过”，其含义与on有关；through指“从里面（中心）穿过”，其含义与in有关，尤指森林、人群等。例如：I walked across the square to the museum. 我走过广场到达博物馆。We went through the forest. 我们走过森林。此外，go through 还可以表示“穿越，经历（时间阶段或事件）”例如：I have gone through a lot of exams. Im not scared of this test.我经历过许多考试。我并不惧怕这次测验。2.take photos take pictures 拍照take a photo =take a picture 拍张照片take a photo of sb 给某人拍照 eg:请给我的孩子拍张照片。_have ones photo taken 请人给自己拍照 eg:I had my photos taken in the Great Wall. 我请人在长城上拍了几张照片。3.nearly 与almostnearly 与almost都表示“几乎，差不多”，在多数情况下没有什么区别。一般说来almost 所表达的程度比nearly更接近一些。另外，nearly不能用于修饰否定词，但可被not 修饰。试比较：We are nearly there. 我们快要到了。We are almost there. 我们就要到了。4.在公共场所或其他地方，经常有一些警示性语句。这些语句经常有以下几种表示方法：1）名词：Danger! 危险！2）形容词：Dangerous! 危险！3）No+名词：No photos. 不许拍照。No passage. 严禁通行。4）No+动词-ing 形式：No smoking. 严禁吸烟。No Parking. 严禁停车。No littering. 不许乱扔垃圾。5）祁使句：Keep away from the cage. 远离此笼。5.定语从句先行词中宜用that而不用which的情况。1）先行词被最高级修饰eg:This is the best film that Ive ever seen.这是我看过的最好的一部电影。2）先行词被序数词或the last, the only, the very修饰。eg: This is the only film that Ive ever seen. _3）先行词是不定代词时（如：all, one, much, nothing等）eg: Is there anything that is interesting? _当堂反馈练习：A. 根据汉意写单词：1.A group of _（科学家） found some dinosaur eggs in the Gobi Desert.2.He was _（惊奇） to look at the blackboard.3.What does the _（标志） say？ It says, “No Parking.”4.He showed us all the _（照片） he took in England.5.He gets up at _（6:45） every day.B. 根据句意及首字母填空：1.This is the e_. You can go into the zoo from here.2.The boy is very l_. He is still sleeping now.3.I want to go out, but I cant find the e_.4.Youre m_ to drive your car so fast.5.Its n_ noon, and shes still writing.C. 用动词适当形式填空：1.When and where _we _（have） the meeting tomorrow?2.Do you mind my _（open） the window?3.She likes _（ask） questions.4.The newspap