1、Unit 7 Protect the Earth 第4课时 Cartoon time知识点一 do a project【知识精讲】do a project做一个项目，做作业project n.项目; 工程; 计划; 方案【经典例题】The children _ (do) a project once(一次) a week.【名师解析】句意：孩子们每周做一次项目。根据句意，句子用一般现在时，所以填do。知识点二 现在进行时【知识精讲】现在进行时描述某个动作目前正在发生。常见的标志词有now，look, listen等。构成：be+现在分词doing。肯定句：主语+ be+现在分词doing+其他
2、. You are usingthe Internet now.否定句：主语+ be+not+现在分词doing+其他. You arent usingthe Internet now.一般疑问句：be+主语+现在分词doing+其他？Are you usingthe Internet now?特殊疑问句：特殊疑问词+be+主语+现在分词doing+其他？Why are you usingthe Internet now?【经典例题】Look! Jack and Tom _ (do) a project.【名师解析】根据Look!可知，句子用现在进行时，现在进行时由be+现在分词doing构成
3、，所以填are doing。知识点三 all students【知识精讲】all students所有的学生all 所有; 全部; 全体 【经典例题】All my friends _ (like) making posters.【名师解析】句意：我所有的朋友都喜欢制作海报。主语All my friends为可数名词复数，所以谓语动词用原形，所以填like。知识点四 tell sb about sth【知识精讲】tell sb about sth告诉某人某事，动词tell和介词about后面如果接代词作宾语，要用宾格形式。Please tell me about it.【经典例题】你能告诉我关于
4、你学校的事情吗？_【名师解析】告诉某人某事ell sb about sth，t动词tell后面接代词作宾语，要用宾格形式。所以答案为Can you tell me about your school?知识点五 on the trees【知识精讲】on the trees在树上（长在上面的）in the tree在树上（不是长在上面的）【经典例题】There are many pears _ (in,on) the tree.【名师解析】句意：树上接满了梨。梨在树上（长在上面的）用on。 知识点六 at the school gate【知识精讲】at the school gate在学校门口，a
5、t一般用于小范围的地点前【经典例题】翻译：让我们在校门口见面吧。Lets meet _ _ _ _.【名师解析】在学校门口at the school gate。知识点七 What a nice poster!【知识精讲】What a nice poster!多么好看的一张海报啊！这是一个感叹句。对名词感叹用what，对形容词或者副词感叹用how。What a nice poster!= How nice the poster is!【经典例题】_ (What, How) a clean park!【名师解析】a clean park是名词短语，对名词感叹用what，所以选What。课时小练一、
6、选出不同类的单词( ) 1. A .coal ( ) 2. A. earth( ) 3. A. glass( ) 4. A. useful( ) 5. A. litterB. oil B. energyB. woodB. cutB. throwC. reuseC. sun C. posterC. drive C. rubbish二、单项选择1. There are _ plastic bags in the playground.A. too much B. so much C. too many2.Are the students _ the magazines in the library
7、 now? A.readB. reading C. to read3._ a nice poster! A.WhatB.HowC.Whats4.There _ two pairs of glasses on the TV. A.wereB.wasC.are三、翻译短语1.制作一张海报_2.节约用水 _3. too many trees _四、用所给词的适当形式填空1.The students are _(plant) trees on the hill now. 2. My grandparents _ (make) dumplings.3. All my cousins _ (like) m
8、usic.4. Sam starts _(draw).5. We shouldnt _(litter) in the park.6. Can you tell _(I) about your family?7. Lets make a _(post) and tell them about it.五、完成句子1. 让我告诉你海报的事情吧。Let me _ _ _ the posters.2. 树上有太多香蕉。There _ too _ pears _ the tree.3. 多么善良的女孩啊！_ _ kind girl!4.树有助于空气清新,我们应该保护它们。Trees can _keep t
9、he air _，and we should _ them.5.海报准备好了，让我们把它放在校门口。 The poster is _ , and _ put it _ the school gate.六、根据图片情境，补全对话，每空一词。 A: What is she _ now? B: She is putting_ in the river. A: Can we _ there? B: No, we cant. We should _ the water _.七、书面表达请你以Help Our Earth为题写一篇英语短文。根据下面的提示词，和We should/shouldnt 等来写作
10、。要求：语气通顺，意思连贯，可适当发挥。60词以上。 (提示词: care for the earth, cut down trees, pick flowers, plant more trees, help the animals)_【参考答案】一、选出不同类的单词CBCAC二、C B A C 三、make a poster save water 太多树四、planting are making like to draw/drawing me poster 五、tell you about are; many; onWhat a help; clean; protectready; let
11、s; at六、根据图片情境，补全对话，每空一词。 1.doing,rubbish,litter,keep,clean 七、 Help Our Earth We have only one earth. Our earth is very beautiful. There are a lot of trees, flowers, rivers and mountains on the earth. There are also many animals here with us. We should care for the earth. We should do something to make the water and the air clean. We shouldnt cut down too many trees, pick flowers, waste too much water or make the air dirty. We should plant more trees and help the animals.
