河南省开封市第三十三中学九年级英语全册 Unit 15 We’re trying to save the manatees Section A The first period学案（无答案） 人教新目标版

河南省开封市第三十三中学九年级英语全册 Unit 15 Were trying to save the manatees Section A The first period学案（无答案） 人教新目标版学习目标课前预习：英汉互译1Pound n._ 2. _ adj.合适的；适宜的3expression n. _ 4. _ adj. 极小的；为小的5enormous adj. _ 6. _ v. 称；称.重量7try to do sth. 8. try doing sth. 9. care for 10. used to do sth. 学习过程重点讲解1. Were trying to save the manstees. 句中“try to do sth”意为“努力或尽力去做某事”，相当于try ones best to do sth.。如：We tried to help the people in Qinghai.拓展: try doing sth.表示“试着（用什么方法）去做某事”。I tried helping her but she refused me. try 构成的短语有： try sth. on 试穿 try out sth.试验，检验 try for sth.试图获得某物 try sth. on sb.在某人身上试验某物 have a try 试一试 try ones best 尽某人最大努力2They are about 10 feet long and they weigh about 1,000 pounds. 知识点：10 feet long的用法英语中表示事物的长宽高深远重等的基本结构为“（be）+基数词+名词+形容词（long/wide/high/deep/away等）”，该结构可作表语，也可作后置定语。Eg.: The bridge is 150 meters long. That building is 95 meters high.拓展: 这种表达方式的疑问结构是“How+adj.+be+主语？”。 How high is the mountain? How heavy is the box?3. discover 意为“发现”，近义词为 find 和invent辨析：discover ，find 和inventdiscover指发现过去虽然存在但不为人所知的东西。 Columbus discovered America on the October 12th, 1492.invent意为“发明”，即创造出以前从未存在过的东西。 Edison invented the electric lamp.find意为“找到”，侧重于找到过去丢失的人或物，但有时也表示凭经验或偶然发现了一种东西。 She found him a very good puple. 有时find 和discover可以互相代替，意思相同。 His notebook was found /discovered in the desk. 达标巩固（Do exercises）一 根椐句意及首字母提示完成句子。1. K mainly live in Australia. 2. H is the place where something lives. 3. The manatee w about 1,000 pounds. 4. Joe saw a strange e on her face. 5. Lots of fish died because of the p water.二单项选择1Lets try some information about the city of Qingdao. A. find B. to find C. finds D. found 2. _ Jack, I cant find a good way to improve my spoken English. _ ? A. Why not try to read a lot B. Why not try reading a lot C. Why not try to write more D. Why not try writing more3. When lights by Thomas Edison? A. was; found B. were; discovered C. were; invented D. did; invent4. The star by a Chinese hundreds of years ago. A. discovered B. invented C. was discovered D. w