(
课件网) Lesson 7 Planting Trees Learning Aims 1. Listen,speak ,read and write these words: hole, large,cover,fill,storm,dirty,northern,bottom 2.Listen,speak and read these words: root,seedling,dirt,pack,dust 3.Read the text and know about how to plant a tree. 4.Tree planting is very important work. We must do something to protect the environment. Lead-in If there are no trees ,how do you like the world A dust storm Rich lands turn into dessert. Think about 1.When is Tree Planting Day in China 2.Have you planted trees hole n. 洞 large adj. 大的,巨大的 root n. 根 seedling n. 秧苗,幼苗 cover v. 覆盖 n. 盖子 fill v. (使)充满,(使)装满 dirt n. 泥土,污物 pack n. 堆积,压实,装箱 dust n. 沙土,尘土,灰尘 storm n.暴风雨 dirty adj. 不干净的,肮脏的northern adj. 北方的,北部的 bottom n.底部,最下部 New Words Learn the New Words 1. hole n. 洞 ，洞穴[C] dig a hole 挖洞，挖坑 eg: There is a big hole in the road. 2. large adj. 大的,巨大的(larger,largest) eg: The room must be large enough to hold so many people. 3.root n. 根[C] the root of... ...的根 vt.清除，根除 eg: Don't hurt the roots of the flowers. You can't root anything in my computer. 4. seedling n. 秧苗,幼苗[C] eg: We should take good care of the seedlings of the tree. 5. cover n. 盖子,封面[C] the cover of... ...的盖子/封面 v. 覆盖 (1)cover A with B 用B覆盖A (主动语态) eg: Please cover the roots with dirt. (2) A be covered with B A被B覆盖（被动语态） eg: The road was covered with snow this morning. Learn the New Words 6. fill v. (使)充满,(使)装满 (1) fill...with... 用...装满...(主动语态) eg: Please fill the bottle with hot water. (2) be filled with... 被装满...(被动语态) =be full of... 充满 eg: The bottle is filled with hot water. =The bottle is full of hot water. (3) fill in 填写 fill the blanks with the words 用这些单词填空 Learn the New Words 8.pack vt. 堆积,压实,装箱,打包 pack sth. eg：Pack the dirt around the tree. He packed his bagpack quickly when he heard the news. 7. dirt n. 泥土,污物[U] dirty adj. 不干净的,肮脏的 eg: His glass is very dirty because it is filled with dirt. Learn the New Words 9. dust n. 沙土,尘土,灰尘[C] 10. storm n.暴风雨 dust storm 沙尘暴 eg: There will be a dust storm in Xi'an tomorrow. 11.northern adj. 北方的,北部的 in the northern area 在北部地区，在北方 12.bottom n. 底部，最下部 in/at the bottom of... 在...的最底部 eg：Put some water in the bottom of the hole. Learn the New Words Read Read the lesson and answer the following questions. 1. What are Li Ming and his classmates doing on March 12 2. Why do many people come to plant trees They are planting trees as a school project. Because the environment is changing and they want to do something to help. 5.Put a little water in the bottom of the hole. 1.Dig a hole. 2.Put the seedling into the hole. 3.Cover the roots and fill the hole with dirt. 4.Pack the dirt around the new tree . Retell the steps of planting trees. ( Let 's do it 2) Phrases 1. Tree Planting Day 植树节（ Mar ... ...
