UNIT2Lesson 7 12 Plant a Plant!Functions:Grammar:Structures:Talking about Plants and GardeningWord Buildingu Its fun and important to plant plants.u Gardening is a very enjoyable hobby.u That is the whole purpose of growing a garden.We Will Learn Lesson 7:Planting Trees1)must情態(tài)動詞的用法情態(tài)動詞的用法2)be filled with3)suppose的用法的用法I.Learning aims:The words and phrases:hole,large,root,seedling,cover,fill,dirt,pack,dust,storm,dirty,northern,bottomII.Learning important and difficult points:holerootseedlingstormfilldirtpackdustcoverdirtynorthernbottomlargeHave you ever planted a seed?How do you plant a seed?What does a plant need to grow?What are the basic steps for planting a tree?Think about it!After you plant a plant in a pot,what do you do next?Discuss how to plant a seed in a pot.Cover your seed with oil.Water your seed everyday.It cant water itself.Put it in the sun.Plants need sunshine!Project:Grow!Grow!Grow!Soon,your seed will grow roots and a stem.Then it will grow a leaf and then another leaf.Your seed will grow into a plant.Make a poster.How will your seed grow?Write four or five sentences.What will your plant look like?Draw a picture of your plant and label its roots,stems,leaves and flowers.Put your poster above your pot.Now everyone can see how your seed will grow!Language Points1.It must be large enough to hold the roots of the seeding.它必須足夠大以容納的種子根。must是情態(tài)動詞，意為是情態(tài)動詞，意為“必須；肯定必須；肯定”。用在肯。用在肯定句中表示較有把握的推測。對現(xiàn)在的狀態(tài)或現(xiàn)定句中表示較有把握的推測。對現(xiàn)在的狀態(tài)或現(xiàn)在正發(fā)生的事情的推測時，在正發(fā)生的事情的推測時，must后面通常接系動后面通常接系動詞詞be 的原形或行為動詞的進行式。如：的原形或行為動詞的進行式。如：You have worked hard all day.You must be tired.你辛苦干一整天，一定累了。fill作動詞，常用動詞詞組作動詞，常用動詞詞組fill with意為意為“用用把把裝滿裝滿”，被動形，被動形式：式：be filled with意為意為“裝裝/填滿填滿”，相當于相當于be full of，full是形容詞，意為是形容詞，意為“裝滿；充滿裝滿；充滿”。如：。如：2.Now,put the seedling inside,cover the roots and fill the hole with dirt.現(xiàn)在，把幼苗放進來，蓋上根，用泥土填上坑。He filled his backpack with books.他把書裝進書包。3.I suppose tree planting is very important work.我想，植樹造林是非常重要的工作。suppose是及物動詞，常用來表示說話人的看法、是及物動詞，常用來表示說話人的看法、猜測或假設(shè)。其基本用法如下：猜測或假設(shè)。其基本用法如下：(1)“suppose名詞名詞/代詞介詞短語代詞介詞短語”表示表示“猜猜測某人測某人/某物在某物在”。如：。如：He supposed his friend in the library.他猜想他的朋友在圖書館里。(2)be supposed to中的to是動詞不定式符號，后接動詞原形，主語為人時，表示“應(yīng)該；被期望”，它可以用來表示勸告、建議、義務(wù)、責任等。主語為物時，它表示“本應(yīng)；本該”，用于表示某事本應(yīng)該發(fā)生而沒有發(fā)生。它還可以用來表示“被認為是；被相信是”。如：I am supposed to start work at 7:30 every morning.我理應(yīng)每天早晨7:30開始工作。Exercises1.I want to be a doctor when I g_ up.2.After the rain,the l_ of the trees became greener.3.Do you know carrots are the r_ of the plants?I.根據(jù)所給首字母或漢語提示完成下列句子。根據(jù)所給首字母或漢語提示完成下列句子。roweavesoots4.Please w_ the trees after you plant them.5.We can see some _(海報)on the wall.6.I have no money.Can you _(借)some to me?7.They _(覆蓋)the tables with clean white cloths yesterday.posterslendcoveredaterII.用所給單詞的適當形式填空。用所給單詞的適當形式填空。1.Dont forget _(bring)me a stamp.I want to post a letter.2.What are you _(discuss)?The exciting match.3.Look!The cat is washing _(it).to bringdiscussingitself1.will,flowers,in,grow,buds,days,into,few,a_.2.please,you,water,of,pass,would,bottle,a,me_?3.plant,do,seed,you,a,how_?4.your,every,to,remember,plants,day,water_!III.連詞成句。連詞成句。Buds will grow into flowers in a few daysWould you please pass me a bottle of waterHow do you plant a seedRemember to water your plants every dayHomeworkRecite the dialogue.