新教材高中英语外研版选择性必修第一册课件：Unit 5　 26页

Section C 　 Developing ideas & Presenting ideas & Reflection Ⅰ Ⅱ Ⅲ Ⅰ . 知识体系 图解 detect root link centimetre 毕竟 和 ; 还有 与 …… 分享 与 …… 交流 驱使 …… 离开 大量 , 许多 Ⅰ Ⅱ Ⅲ Ⅱ . 介 ( 副 ) 词填空 1 .We should share the results of our research 　　　　　 them.   2 .We found out he ’ d been stealing 　　　　　 us for years.   3 .We have lots of things 　　　　　 common besides music.   4 .Our approach drove 　　　　　 the animals.   5 .They can communicate 　　　　　 family and friends by email,internet phone and through private video conferences.   with from in away with Ⅰ Ⅱ Ⅲ Ⅲ . 阅读导学 根据 P56 — P57 课文内容 , 回答下列问题。 1 .What do trees often do in stories in many cultures? A.Giving warnings. 　　　 B.Telling jokes. C.Dancing. D.Singing . 2 .How does a bean plant act first when attacked by insects? A.To run away. B.To release chemicals. C.To call for help. D.To drive insects away. 答案 : A 答案 : B Ⅰ Ⅱ Ⅲ 3 .What ’ s the function of the roots of corn plants? A.To communicate. B.To listen to other plants. C.To indicate drought. D.All of the above . 4 .What ’ s the most surprising thing for plants? A.They can use the Internet. B.They have their own satellite. C.They can walk near to their friends. D.They can link nearly every plant in a forest. 答案 : D 答案 : D Ⅰ Ⅱ Ⅲ 5 .What does the last paragraph mean? A.The plants can own their world in the future. B.The plants will do harm to human. C.The plants might be talked with one day. D.The plants may show us the secret of talking. 答案 : C 重点词汇 重点句式 高分写作 随堂练习 1 . as well as 既 …… 又 ……, 不仅 …… 还 …… 【课文原句】 Many cultures have stories of talking trees that give advice as well as warnings to people. 许多文化中都有会说话的树的故事 , 它给人们提供建议和警告。 【词汇精讲】 本句中的 as well as 为介词短语 , 意为 “ 不仅 …… 还 ……” 。此外还有 “ 和 …… 一样好 ” 之意。用作介词时 ,as well as 相当于 besides, 意思为 “ 除 …… 之外 , 还有 ”, 后面通常接名词或动词 - ing 形式 , 尤其是位于句首时。 He speaks English as well as you do. 他英语说得和你一样好。 重点词汇 重点句式 高分写作 随堂练习 【词汇拓展】 besides/in addition to 除 …… 之外 ( 还 ) as well as 可以用于同级比较 , 意为 “ 和 …… 一样好 ” 。 as well 是副词短语 , 其意思为 “ 也 ”, 相当于 too, 它一般放在句末 , 有时和连词 and 或 but 搭配使用。 As well as eating five apples,they drank seven bottles of wine. 除了吃了五个苹果之外 , 他们还喝了七瓶葡萄酒。 He speaks Chinese as well as Jane. 他中文说得和简一样好。 【名师点津】 as well as 可以用来连接两个相同的成分。连接两个并列成分作主语时 , 句子的谓语动词应与前面那个名词或代词的人称和数一致。 重点词汇 重点句式 高分写作 随堂练习 重点词汇 重点句式 高分写作 随堂练习 2 . amounts of 大量 【课文原句】 The plant releases tiny amounts of chemicals from the leaves that are being eaten. 这种植物从被吃掉的叶子中释放出微量的化学物质。 【词汇精讲】 本句中的 amounts of 意为 “ 大量 ”, 其后加可数名词。 A good amount of sleep every night is also important for your health. 每晚充足的睡眠对你的健康也很重要。 重点词汇 重点句式 高分写作 随堂练习 【词汇拓展】 the amount of... …… 的数量 a large/great amount of+ n .[U] 大量的 ……( 作主语时 , 谓语用单数 ) large amounts of+ n .[U] 大量的 ……( 作主语时 , 谓语用复数 ) amount to 总计 , 合计 in amount(=in all) 总之 , 总计 ; 在数量上 in large/small amount 大 / 小量地 ; 大 / 小批地 A large amount of money was spent on the project.= Large amounts of money were spent on the project. 这项工程花费了大量金钱。 Their traveling expenses amount to seven hundred dollars. 他们的旅费共计 700 美元。 重点词汇 重点句式 高分写作 随堂练习 重点词汇 重点句式 高分写作 随堂练习 3 . link v. 把 …… 联系起来 ; 连接 【课文原句】 Most surprisingly of all,plants have an amazing system of communication that can link nearly every plant in a forest. 最令人惊讶的是 , 植物有一个惊人的交流系统 , 可以把森林里几乎所有的植物联系起来。 【词汇精讲】 本句中的 link 为及物动词 , 意为 “ 把 …… 联系起来 ; 连接 ” 。 link 还可作名词 , 意思为 “ 联系 ; 连接 ” 。 Their links with Britain are still strong. 他们与英国的联系依然很牢固。 重点词汇 重点句式 高分写作 随堂练习 【词汇拓展】 be linked to/with 与 …… 有联系 ; 与 …… 连接 link A with/to B 把 A 与 B 连接起来 link up(with)sb/sth 与 …… 结合 / 联系 He believed that these creatures are linked to a common ancestor,an animal that lived in Asia some 300,000 years ago. 他认为 , 这些生物与一个共同的祖先相关联 , 该生物生活于约 30 万年前的亚洲。 The two spacecraft will link up in space. 两艘宇宙飞船将在太空对接。 We should link theory with practice. 我们应该把理论和实践结合起来。 重点词汇 重点句式 高分写作 随堂练习 重点词汇 重点句式 高分写作 随堂练习 Scientists are learning more every day about the secret ways in which plants talk to each other. 科学家们每天都在学习更多关于植物相互交流的秘密方式 。 重点词汇 重点句式 高分写作 随堂练习 【句式剖析】 该句子中 in which 引导定语从句 , 修饰先行词 the secret ways 。 way 表示 “ 方法 / 方式 ” 作定语从句的先行词时 , 定语从句的关系词的选择如下 : 如果定语从句不缺少成分时 ,in...way“ 以 / 用 …… 的方法 / 方式 ” 作状语 , 则关系词选用以下三种其中任意一种 :in which,that 或省略不用关系词。 I don ’ t like the way (in which)/(that) you talk to me. 如果定语从句缺少 …… 主语 / 宾语时 , 则关系词可以选用 which/that, 如果作宾语时也可以省略不用关系词。 I don ’ t like the way which/that were taught by our teacher. 我不喜欢我们老师的讲课方式。 重点词汇 重点句式 高分写作 随堂练习 重点词汇 重点句式 高分写作 随堂练习 如何写观察日记 以观察某种植物的特性或者生长过程为主题写一篇日记。 注意 : 1. 词数 80 左右 ; 2. 注意日记的写作格式。 提示 :1. 含羞草 mimosa 　 2. 刺 ( 名词 )thorn 　 3. 刺 ( 动词 )prick 　 4. 叶柄 petiole 重点词汇 重点句式 高分写作 随堂练习 一、审题构思 1 . 确定体裁 : 本文为日记 ; 2 . 确定人称 : 本文的主要人称为第一人称 ; 3 . 确定时态 : 以一般现在时、一般过去时为主。 二、谋篇布局 第一段 : 和妈妈去花店买了含羞草 ; 第二段 : 回到家仔细观察含羞草。 重点词汇 重点句式 高分写作 随堂练习 三、组织语言 核心词汇 1 .impress 给 …… 留下深刻的印象 2 .notice 注意到 3 .dozens of 很多 4 .tiny 极小的 5 .stem 茎 6 .connect 连接 7 .branch 树枝 重点词汇 重点句式 高分写作 随堂练习 高级句式 1 . 我妈妈带我去了花店 , 在那里我欣赏了各种各样的花草。 (where 引导的定语从句 ) My mother took me to a flower shop where I enjoyed all kinds of flowers and plants. 2 . 在这些花当中 , 给我印象最深的一个是含羞草。 ( 定语从句 ) Among the flowers,the one that impressed me most was the mimosa. 3 . 在我们离开之前 , 我叫我妈妈买了含羞草。 (before+doing) 　 Before leaving,I asked my mother to buy the mimosa plant. 4 . 当我们到家时 , 我注意到含羞草的叶子是绿色的 , 由很多细小的叶子组成。 ( 状语从句 , 宾语从句 ) When I got home,I noticed that the leaves of mimosas were green and made up of dozens of tiny leaves. 5 . 如果我们不小心碰到它 , 我们的手就会被刺到流血。 (if 结构 ) If we accidentally touch it,our hand will be pricked bleeding. 重点词汇 重点句式 高分写作 随堂练习 四、连句成文 参考范文 : October 1st Tuesday Fine Today is National Day.My mother took me to a flower shop where I enjoyed all kinds of flowers and plants.Among all the flowers,the one that impressed me most was the mimosa.It seemed very small among the tall green plants,and before we left,I asked my mother to buy the mimosa plant. When I got home,I noticed that the leaves of mimosas were green and made up of dozens of tiny leaves.There is a leaf stem connecting the leaves in the middle.Each of its branches has a small thorn.If we accidentally touch it,our hand will be pricked bleeding.Mimosas are like shy little girls.I touched them gently on their leaves,and they closed up along the petiole.What fun it is! 重点词汇 重点句式 高分写作 随堂练习 Ⅰ . 单句语法填空 1 .He believed that these creatures are linked 　　　　　 a common ancestor.   答案 : to 2 .Mr Liu can speak English,but he can speak Cantonese 　　　　　 well.   答案 : as 3 .Sports and politics can have amounts 　　　　　 influence on each other.   答案 : of 4 .He shared some interesting facts and stories 　　　　　 us.   答案 : with 重点词汇 重点句式 高分写作 随堂练习 5 .The way 　　　　　 he drives scares me to death.   答案 : that 6 . 　　　　　 (surprise),we caught the honest boy steal money from others.   答案 : Surprisingly 7 .His children as well as his wife 　　　　　 (invite)to the party last night.   答案 : were invited 重点词汇 重点句式 高分写作 随堂练习 Ⅱ . 课文语法填空 Talking plants can be seen in the stories in many cultures,1 ._______ 　　　　　 trees can give us advice as well as warnings.But new research 2 . 　　　　　 (reveal)something amazing.They can communicate 3 . 　　　　　 many ways,a bean plant 4. 　　　　　 (release)tiny chemicals,corn and chilli plants making sounds.Most 5 .____________ 　　　　　 (surprise)of all,nearly every plant in a forest can be linked by the “wood wide web”.The fungal network 6. 　　　　　 (link)the roots of different 7. 　　　　　 (plant)to each other and even spread poisons 8. 　　　　　 (attack)other plants.9. 　　　　　 is believed that one day we are able 10. 　　　　　 (talk) with them ourselves.   where has revealed in releasing surprisingly 　 links plants to attack 　 It to talk