[湘少版]六年级英语下unit4-unit6单元课件全套（含Assessment）.pptx

湘少版六年级下册英语优质课件,,湘少版小学英语,,Unit 4 Unit 6 (含Assessment）,Unit 4,,使用说明：点击对应课时，就会跳转到相应章节内容，方便使用目 录,Unit 5,Unit 6,Assessment ,Unit 4 Planting trees is good for us 湘少版六年级下册,Lead-in,New words,植树节,空气,地方,New words,点击画面 播放视频,Lets listen and say,点击画面 播放视频,Its spring now. Tree Planting Day in China is on 12th March.,Its Trees Planting Day today. Planting trees is good for us.,My friends and I enjoy planting trees.,Yes. Planting tress is fun.,I like to plant fruit trees.,Trees can keep the air clean.,Trees can keep us cool.,Trees can make the place beautiful.,Language points,1. Tree Planting Day in China is on 12th March. 中国的植树节是在3月12日。

在英语中，表达具体日期时，习惯把“日”放在“月”前在，日期用序数词表示例：六一儿童节是6月1号. The Childrens Day is on 1st June.,巧记: 年、月、季节前须用in，日期前面行不通； 遇到几号改用on，上午、下午、晚上仍用 in；若是某日上下午，也是用on才能行拓展: 表示时间的介词有三个：in, on, at. in用于长的时间段；on用于具体的哪一天； at用于具体的时刻前2. Planting trees is good for us. 种树对我们有益 be good for意思是“对有好处”，后面接人或事物 例句：阅读对你的学习有好处 Reading is good for your study.,拓展：be good后接不同的介词，可表达不同的意思 be good at 意为“擅长”，后接名词、代词或v-ing形式 be good with意为“善于应付或与某人打交道” be good for意为“对有好处” be good to意为“对友好”，后接人3. My friends and I enjoy planting trees. 我和我的朋友们喜欢植树。

enjoy表示“享受的乐趣；喜欢”，后接动词-ing形式另外，enjoy在表示“喜欢”时，可用like或love替换 例句：我喜欢听音乐 I enjoyed listening to music. 拓展：enjoy还可构成“enjoy+反身代词”结构，意为“玩得开心”4. I like to plant fruit trees. 我喜欢种植果树 “like +to do”这个结构表示喜欢做某事，to后面接动词的原形 例句：我喜欢打篮球 I like to play basketball. 拓展：like doing sth. 也可以表示“喜欢做某事”5. Trees can make the place beautiful. 树木可以让这个地方变美丽 make在此处作动词，意思是“使”常用结构为:make+形容词 例句：锻炼可以使你健康 Exercise can make you healthy.,Lets Learn,plant trees,keep the air clean,植树,保持空气清洁,keep us cool,make the place beautiful,保持我们凉爽,使这个地方很美丽,Lets Practise,点击画面 播放视频,Lets Practise,Planting trees is good for us. We should plant more trees.,I will plant trees. I like trees with flowers.,I will water the young trees every day.,We should look after them. Soon they will become big trees.,1. I will plant trees.我将种树。

例句：我明天将去买一本书 Ill buy a book tomorrow.,will+动词原形，表示将来的动作或状态在一般将来时中，助动词will后必须接动词的原形Language points,2. I will water the young trees every day. 我将每天给小树浇水 此句中water是动词，是“浇水”的意思 例句：每天给水浇水 Water the flowers every day. 拓展：water可作名词，意为“水；水域” 注意：water作名词“水”讲时，往往是不可数名词3. We should look after them. 我们应该照顾它们 look作为不及物动词，可以与介词after连用，表示“照顾” 例句：我们应该照顾好自已 We should look after ourselves. 拓展：look after的同义短语是take care of,Lets Read,点击画面 播放视频,People cut down trees! Why do people cut down trees? Because we want more houses, roads and buildings. Farmers also need more land to grow rice and vegetables. But the weather is changing. Its getting hotter. What can we do? We need to plant more trees. Trees help to make the air cool and fresh. Lets plant more trees to make the Earth clean and green.,Tick , if you agree. 1. We want more houses because there are more people. 2. The Earth is getting hotter and hotter. 3. People cut down trees to make more roads. 4. There are more and more roads because there are more and more cars. 5. Farmers need the land to grow food. People need to eat food. 6. Trees will help to make the Earth a better place.,,,,,,,,,,,,,,1. People cut down trees! 人们砍倒树！ cut是 “砍；切” 的意思，与 down连用，意为 “砍倒”。

例句：他们把这棵大树砍倒了 They cut down the big tree. 拓展：cut down还有“削减；缩短”的意思Language points,2. Why do people cut down trees? 为什么人们砍倒树？ 英语中，why和because是一对好朋友，两者往往一起出现，用在提问原因和回答的对话中 例句：你为什么迟到了?因为我错过了公汽 Why are you late? Because I missed the bus.,3. Lets plant more trees to make the Earth clean and green. 让我们来种更多的树，让地球变得干净，变绿吧 这是一个以Lets开头的祈使句，let型祈使句的结构为: “Lets+动词原形+其他” 例句：让我们现在回家吧 Lets go home now. 拓展：回答lets句型，肯定回答可以是 “OK.”, “Sure.”, “Why not?”等4. The Earth is getting hotter and hotter. 地球正变得越来越热。

“形容词比较级+and+形容词比较级”表示“越来越” 例句：我们的生活正变得越来越美好 Our life is becoming better and better. 拓展：“the+比较级 the+比较级”意为“越，越”形容词和副词比较级,一、规则变化 1. 一般在词尾直接加er 例如，tall-taller, long-longer 2. 以不发音的字母e结尾的单词在词尾直接加r 例如，nice-nicer 3. 以辅音字母+y结尾的词，把y变为i，再加er 例如，heavy-heavier,4.重读闭音节，末尾只有一个辅音字母，双写这个辅 音字母，再加er 例如，big-bigger 5.部分双音节词和多音节词分别在原级前加more构成 比较级 例如，slowly-more slowly; beautiful-more beautiful,二、不规则变化 good /well better bad/badly/ill worse old older/elder many/much more little less far further/farther,Lets Write,Complete the table.,We want more houses because there are more people.,People cut down trees to make more roads.,There are more and more roads because there are more and more cars.,Farmers need more land to grow food. People need to eat food.,Trees can keep the air clean.,Trees can make the place beautiful.,Trees help to make the air cool and fresh.,Trees make the Earth clean and green.,Lets Have Fun,What can you see in the trees?,A bird ________ ________ 4. ________ 5. ________ 6. ________,A monkey,An ant,A spider,An insect,A kite,Unit 5 Our Earth looks like this in space湘少版六年级下册,Lead-in,New words,地球,太空,陆地；土地,New words,点击画面 播放视频,Lets listen and say,点击画面 播放视频,La。