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1、Unit 2 Plant a PlantLesson 7 Planting Trees When is Tree Planting Day in China? What are the basic steps for planting a tree? 植樹節(jié)植樹節(jié)是一些國家以法律形式規(guī)定的以是一些國家以法律形式規(guī)定的以宣傳森林效益，并動員群眾參加造林為活動宣傳森林效益，并動員群眾參加造林為活動內(nèi)容的節(jié)日。通過這種活動，激發(fā)人們愛林、內(nèi)容的節(jié)日。通過這種活動，激發(fā)人們愛林、造林的感情，提高人們對森林功用的認(rèn)識，造林的感情，提高人們對森林功用的認(rèn)識，促進(jìn)國土綠化，達(dá)到愛林護(hù)林和擴(kuò)大森林資促進(jìn)國土綠

2、化，達(dá)到愛林護(hù)林和擴(kuò)大森林資源、改善生態(tài)環(huán)境的目的。中國的植樹節(jié)開源、改善生態(tài)環(huán)境的目的。中國的植樹節(jié)開始時(shí)是為紀(jì)念孫中山先生逝世，始時(shí)是為紀(jì)念孫中山先生逝世，19791979年年2 2月月2323日，中國第五屆全國人大常務(wù)委員會第六日，中國第五屆全國人大常務(wù)委員會第六次會議決定，仍以次會議決定，仍以3 3月月1212日為中國的植樹節(jié)，日為中國的植樹節(jié)，以鼓勵全國各族人民植樹造林，綠化祖國，以鼓勵全國各族人民植樹造林，綠化祖國，改善環(huán)境，造福子孫后代。改善環(huán)境，造福子孫后代。挖樹坑挖樹坑解草繩解草繩樹苗入坑樹苗入坑How to plant a tree?一次培土一次培土提苗提苗圍填圍填浸透水浸

3、透水二次培土二次培土給樹上支架給樹上支架Words & expressionsholelargecoverfillstormdirtynorthernbottomn. 洞洞adj. 大的；巨大的大的；巨大的v.覆蓋覆蓋 n.蓋子蓋子v.裝滿；充滿裝滿；充滿n.暴風(fēng)雨暴風(fēng)雨adj.不干凈的；骯臟的不干凈的；骯臟的adj. 北方的；北部的北方的；北部的n. 底部；最下部底部；最下部1. To listen and understand the conversation about planting trees.2. To learn some useful words and expression

4、s to talk about how to plant a tree.ObjectivesWords: dig, hole, large, cover, fill, storm, dirty, northern, bottomPhrases:by the way, want to do, turn into,for sure, in the bottom of, fillwithI supposeIts to doPatterns:Its March 12. Li Ming and his classmates are on a hillside. They are planting tre

5、es as a school project. A worker is there helping them.Li Ming: Excuse me, sir. We are digging a hole. Is it big enough ? 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. Thank you. Listen and read. Worker: Now, put the

6、 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 because the environment is changing

7、, 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 there are not many trees left. W

8、orker: 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 plant plants. Oh, and please rem

9、ember to put a little water in the bottom of the hole.Read and answer.1. 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 something to help.3. What are

10、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 points1. fillwith 用用.填滿填滿Fill the pots with earth.在花盆里在花盆里裝滿裝滿泥土。泥土。He filled the bottle with wine.他用酒他用酒

11、裝滿裝滿了那只瓶子。了那只瓶子。be filled with 被被充滿充滿/塞滿塞滿But the new roads and streets will be filled with many cars and buses soon. 但是不久，新的道路又將但是不久，新的道路又將被被很多公共汽車很多公共汽車和小汽車和小汽車塞滿塞滿。2. by the way 順便說一下順便說一下By the way, what do you think about this Team?順便問一下順便問一下，你認(rèn)為這個(gè)隊(duì)的水平如何？，你認(rèn)為這個(gè)隊(duì)的水平如何？By the way, which province

12、are you from?順便問一下順便問一下，您是哪個(gè)省來的，您是哪個(gè)省來的?3. dust storm 沙塵暴沙塵暴The dust storm often happens in spring.沙塵暴沙塵暴經(jīng)常發(fā)生在春季。經(jīng)常發(fā)生在春季。Cathy wants to buy a scarf to protect herself from the dust storm.凱茜想買一條圍巾，以抵擋凱茜想買一條圍巾，以抵擋沙塵暴沙塵暴。4. turn into 變成變成The sofa turns into a bed.沙發(fā)沙發(fā)變成變成了床。了床。In a flash of light, the

13、prince turned into a frog.一陣閃光之后，王子一陣閃光之后，王子變成變成了一只青蛙。了一只青蛙。5. for sure 肯定地；確定地肯定地；確定地No one knows for sure what really happened.沒有人沒有人確切地確切地知道到底發(fā)生了什么事。知道到底發(fā)生了什么事。If I talked, I would miss something, for sure.如果我說話了，如果我說話了，肯定肯定會遺漏些什么東西。會遺漏些什么東西。6. in the bottom of 在在.底部底部The bottle is hidden in the

14、bottom of a ton of cotton.瓶子被藏瓶子被藏在在一噸棉花的一噸棉花的底部底部。In the bottom of the river, we can see many beautiful rocks.在在小河的小河的底部底部，可以看見許多漂亮的，可以看見許多漂亮的石頭。石頭。7. Its +adj. to do sth. 做某事做某事Its very dangerous for me to do such things. 我我做做這種事是非常這種事是非常危險(xiǎn)危險(xiǎn)的。的。Its important to do what is comfortable for you. 適合自

15、己的才是最適合自己的才是最重要重要的。的。 Lets Do It! Read the lesson and write true (T) or false (F).1 11. Li Ming and Wang Mei were having a picnic on a farm. ( )2. They asked a teacher for help. ( )3. Li Ming saw another group of people on the hillside. ( )4. Wang Mei really liked the project. ( )FFTT Fill in the bl

16、anks with the words in the box. Then put the steps for planting a tree in the correct order. bottom hole around cover rootsPut the _ of the seedling into the hole.Put a little water in the _of the hole._ the roots and fill the hole with dirt.Pack the dirt _ the new tree with your feet.Dig a _ big en

17、ough to hold the roots of the seedling.rootsbottomCoveraroundhole2 212345 Complete the passage with the missing phrases. A. the Green Great Wall B. planting more trees C. dust storms D. the northern part The Green Great Wall was built across _of the country. What is the Green Great Wall? It is made

18、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 kilometres3 3D. the northern partC. dust storms of grassland are taken by the Gobi Desert every year. The Green Great Wall project started in 1978. By _, pe

19、oplehold 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 Great Wall Time for reflectionfillwith by the way dust storm turn intoin the bottom of Its +adj. to do sth. 用用.填滿填滿

20、順便說一下順便說一下沙塵暴沙塵暴變成變成在在.底部底部做某事做某事ExerciseFill in the blanks with the words or phrases.fill with by the way dust storm turn into for sure coverin the bottom of diglarge northern1. The _ _often happens in the _ area.2. Please _ the glass _ milk.3. If you only have the name, you cannot confirm the iden

21、tity_ _.dust stormnorthernfillwithfor sure4. All of us can _ our dreams _ practical reality. 5. I noticed there was a hole _ _ _ _ his pail.6. You have 400 words for each question, _ _ _.7. _ a _ hole and put the tree inside.8. The clouds had spread and _the entire sky. turnintoin thebottom ofby the

22、 wayDiglargecoveredTranslate the sentences.1. 順便問一下，這是你的書嗎？順便問一下，這是你的書嗎？ By the way, is this your book?2. 明天難保不下雨。明天難保不下雨。 You cant say for sure that it wont rain tomorrow.3. 煙霧彌漫了房間。煙霧彌漫了房間。The room is filled with smoke.4. 漸漸地凍雨似乎變成雪花的模樣。漸漸地凍雨似乎變成雪花的模樣。 The icy rain seemed like to turn into snow. HomeworkWork in pairs. Read the lesson and the passage above again. Why should we plant trees? Talk about it and list at least three reasons.