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1、Lesson 7 Planting Trees,Unit 2 Plant a Plant!,holelargecoverfillstormdirtynorthernbottom,n. 洞adj. 大的；巨大的v.覆盖 n.盖子v.装满；充满n.暴风雨adj.不干净的；肮脏的adj. 北方的；北部的n. 底部；最下部, What are the basic steps for planting a tree?, When is Tree Planting Day in China?,Lead in,Its March 12. Li Ming and his classmates are on a
2、 hillside. They are planting trees as a school project. A worker is there helping them.Li Ming: Excuse me, sir. We are digging a hole. Is it big enough?,Listen and read.,Worker: Maybe you should make the hole a little bigger. It must be large enough to hold the roots of the seedling.Li Ming: I see.
3、Thank you. Worker: Now, put the seedling inside, cover the roots and fill the hole with dirt. Then pack the dirt around the new tree with your feet.,Wang Mei: OK. By the way, there is another group of people down the hill. Are they also coming to plant trees? Worker: Yes. Many people are worried bec
4、ause the environment is changing, and they want to do something to help.,Li Ming: These changes are serious. When there is a dust storm in spring, it gets windy and dirty everywhere.Wang Mei: Ms. Liu told us the wind blows the dirt and the sand here from the north. Nothing can stop the wind because
5、there are not many trees left.,Worker: Exactly. A lot of rich lands in the northern area have turned into desert.Li Ming: I suppose tree planting is very important work.Wang Mei: For sure. I really like this project. Its also a great way to learn about nature.,Worker: Yes. Its fun and important to p
6、lant plants. Oh, and please remember to put a little water in the bottom of the hole.,Read and answer. What are Li Ming and his classmates doing on March 12?They are planting trees as a school project.2. Why do many people come to plant trees? Because the environment is changing and they want to do
7、something to help.,3. What are the basic steps for planting a tree? Dig a hole, put the seedling inside, cover the roots ,fill the hole with dirt, pack the dirt around the tree and put water in the bottom of the hole.,Language points,fillwith 用.填满Fill the pots with earth.在花盆里装满泥土。He filled the bottl
8、e with wine.他用酒装满了那只瓶子。,be filled with 被充满/塞满But the new roads and streets will be filled with many cars and buses soon.但是不久，新的道路又将被很多公共汽车和小汽车塞满。,2. by the way 顺便说一下By the way, what do you think about this Team? 顺便问一下，你认为这个队的水平如何？By the way, which province are you from? 顺便问一下，您是哪个省来的?,3. dust storm
9、沙尘暴The dust storm often happens in spring.沙尘暴经常发生在春季。Cathy wants to buy a scarf to protect herself from the dust storm.凯茜想买一条围巾，以抵挡沙尘暴。,4. turn into 变成The sofa turns into a bed.沙发变成了床。In a flash of light, the prince turned into a frog.一阵闪光之后，王子变成了一只青蛙。,5. for sure 肯定地；确定地No one knows for sure what r
10、eally happened. 没有人确切地知道到底发生了什么事。If I talked, I would miss something, for sure. 如果我说话了，肯定会遗漏些什么东西。,6. in the bottom of 在.底部The bottle is hidden in the bottom of a ton of cotton.瓶子被藏在一吨棉花的底部。In the bottom of the river, we can see many beautiful rocks.在小河的底部，可以看见许多漂亮的石头。,7. Its +adj. to do sth. 做某事Its
11、 very dangerous for me to do such things. 我做这种事是非常危险的。Its important to do what is comfortable for you. 适合自己的才是最重要的。,Lets Do It!,Read the lesson and write true (T) or false (F).,1,1. Li Ming and Wang Mei were having a picnic on a farm. ( ),F,2. They asked a teacher for help. ( )3. Li Ming saw another
12、 group of people on the hillside. ( )4. Wang Mei really liked the project. ( ),F,T,T,Fill in the blanks with the words in the box. Then put the steps for planting a tree in the correct order.,bottom hole around cover roots,Put the _ of the seedling into the hole.Put a little water in the _of the hol
13、e.,roots,bottom,2,2,5,_ the roots and fill the hole with dirt.Pack the dirt _ the new tree with your feet.Dig a _ big enough to hold the roots of the seedling.,Cover,around,hole,2,1,3,4,Complete the passage with the missing phrases.,A. the Green Great Wall B. planting more trees C. dust storms D. th
14、e northern part,The Green Great Wall was built across _ _of the country. What is,3,the northern part,D.,the Green Great Wall? It is made up of strips of human-planted forest. Each year _ blow a lot of soil off the land. Things are getting more and more serious. About 3 600 square kilometres,C. dust
15、storms,of grassland are taken by the Gobi Desert every year. The Green Great Wall project started in 1978. By _, peoplehold back the expansion of the desert and raise northern Chinas forest coverage by 5% to 15%. By the year 2050, _ will be about 2 800 miles long.,B. planting more trees,A. the Green
16、 Great Wall,fillwith by the way dust storm turn intoin the bottom of Its +adj. to do sth.,用.填满顺便说一下沙尘暴变成在.底部做某事,Time for Reflection,Exercises,Fill in the blanks with the words or phrases.,fill with by the way dust storm turn into for sure coverin the bottom of diglarge northern,The _ _often happens
17、in the _ area.,dust storm,northern,2. Please _ the glass _ milk.3. If you only have the name, you cannot confirm the identity_ _.4. All of us can _ our dreams _ practical reality. 5. I noticed there was a hole _ _ _ _ his pail.,fill,with,for sure,turn,into,in the,bottom of,6. You have 400 words for
18、each question, _ _ _.7. _ a _ hole and put the tree inside.8. The clouds had spread and _the entire sky.,by the way,Dig,large,covered,Translate the sentences.,顺便问一下，这是你的书吗？ By the way, is this your book?2. 明天难保不下雨。 You cant say for sure that it wont rain tomorrow.,3. 烟雾弥漫了房间。The room is filled with smoke.4. 渐渐地冻雨似乎变成雪花的模样。 The icy rain seemed like toturnintosnow.,Work in pairs. Read the lesson and the passage above again. Why should we plant trees? Talk about it and list at least three reasons.,Homework,Thank you!,