Lesson 45: Lets Sort Garbage!Teaching Aims:Teaching Important Points and difficult Points:1.Learn about the knowledge of environment.2.Tell the students to save and protect the resources is our duty.1.In order to save our environment, we should fix and mend something in our daily life.2.Feel the beauty of music.3.The new words and expressions.sort emptymetal plasticrecycle amountlitterNew wordsLets Do It !What do you do with your garbage?What kinds of things can be recycled and reused?Danny: Thats a lot of garbage! Can I help you sort it?Jenny: Yes, please. Im putting the glass here, the metal here, the plastic here, and the paper here.Danny: People throw too much away. They shouldnt waste so much!Jenny: There is more paper than plastic. And there is less metal than plastic. There is the least amount of glass.Jenny: And the most amount is paper. It is a waste to use paper only on one side.Jenny empties two bags of garbage onto the floor.Danny: Look! I found a toy car. One of the wheels is broken. Ill take this car home and clean it. Then Ill use some glue to fix the broken wheel. When I finish fixing this car, I will give it to my little cousin, Debbie.Jenny: Nobody should throw away a toy like this. It can be fixed. Its not right to waste things. Look at all of the glass. It can all be recycled and made into new glass.Danny: A lot of glass is broken. Its dangerous to leave broken glass on the ground. Once, I cut my foot on a piece of broken glass.Jenny: Litter can hurt people!Language Points Almost all of it can be reused or recycled. 几乎所有的这些东西都能被再利用或再循环。几乎所有的这些东西都能被再利用或再循环。(1)带有情态动词的被动语态，其结构为带有情态动词的被动语态，其结构为“情态动词情态动词 + be + 动词的过去分词动词的过去分词”，否定句在情态动词后加否定句在情态动词后加not, 疑问句把情态动词提疑问句把情态动词提前。如：前。如：Must the work be done at once? 必须立刻做工作吗？(2) almost 作副词，意为作副词，意为“几乎；差不多几乎；差不多”。如：。如：I almost fell off my bike. 我差一点从自行车上摔下来。ExercisesI. 根据句意及所给汉语提示，完成单词。根据句意及所给汉语提示，完成单词。1. Put a _ (盒式磁带盒式磁带) in the recorder to see whether it works.2. It is _ (确切地确切地) ten oclock now.3. Be careful! The paper is very old and _ (撕破撕破) easily.4. We should _ (重新使用重新使用) that waste.reusecassetteexactlytearsII. 选词填空。选词填空。(一一) mend; repair1. Im going to _ the watch myself.2. He sent his shoes there to have them _.3. It is rather difficult to _ this telescope (望远镜望远镜).4. There is a hole in your sweater. Youd better _ it. (二二) have to; must5. You _ take care of your things.6. It is raining heavily. He _ stay at home. 7. We _ wash our own clothes.mustrepairmended / repairedrepairmendmusthas toIII. 连词成句连词成句1. something, you, to, I, new, have, tell _.2. power, man, the, a, repairing, line, is _.3. next, tell, to, please, what, me, do _.4. fit, a, why, you, have, did _?Why did you have a fitI have something new to tell youThe man is repairing a power linePlease tell me what to do next同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全