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课件网) Lesson 11: Amazing Plants Unit 2 Plant a Plant! 单词： eastern, shy, egret, tightly, fossil, southwest, living 短语：close up, open up, when it comes to…, along with, in the middle of, a living fossil 句子：Have you ever heared about any special plants When something touches this plant’s leaves, they close up tightly. When it comes to laughing, this tree is really funny. Learning Goals 1 2 能够读懂和听懂植物的奇异之处，能够谈论奇异植物。 Free Talk How many plants can you name Have you ever heard about any special plants Do you know these plants lotus lily tulip gardenia Presentation A flying flower Look at this plant. Its flowers look like egrets. What are egrets They are a kind of bird. Because this plant’s flowers look like flying egrets, people call it the egret flower. It grows in eastern Asia. Isn’t it beautiful Can plants be shy We all know that people can be shy. But how can a plant be shy When something touches this plant’s leaves, they close up tightly. After a few minutes, the leaves open up again. This plant is fun for small children to play with. What makes a tree laugh When it comes to laughing, this tree is really funny. This is because the fruit of this tree has a hole in it. If the wind blows, this amazing tree “laughs”．When people first hear it laughing, they are usually quite surprised and begin to laugh along with the tree. It grows in the middle of Africa. Can a fossil be alive Look at this plant. It grows in the southwest of Africa. Like most plants, it has roots. But it has only two leaves and a stem. Its two leaves continue to grow for its whole life. Does it look old This plant can live as long as 1 500 years, so people call it a living fossil. Language points 1. Isn’t it beautiful 它难道不漂亮吗？ 此句为否定疑问句，英语中否定疑问句通常表示惊异、反问、失望、责难等语 气，也可用于赞美美好的事物（相当于一个特殊的感叹句），还可用于提出建 议或邀请等。 对于否定疑问句的回答应根据事实作答。如果事实是肯定的，用“Yes＋肯定结 构”来回答；如果事实是否定的，用“No＋否定结构”来回答。 ※ Aren’t you supposed to clean the room 难道你不该去打扫房间吗？ ※ Won’t you have a cup of tea 你不喝杯茶吗？ ※ —Isn’t he coming this evening 难道他今天晚上不来吗？ —Yes, he is. 不，他来。/ No, he isn’t. 对，他不来。 2. When something touches this plant’s leaves, they close up tightly. 当有东西碰到这种植物的叶子时，它们就会紧紧地合拢起来。 close up 合起来，收拢 反义短语 ：open up 张开，打开 ※ Before you come in, close up your umbrella, please. 请在进来前收起你的雨伞。 ※ Did you see that these leaves opened up just now 刚才你看见这些叶子张开了吗 tightly 紧紧地，牢固地 ※ The girl held her father’s hand tightly. 女孩紧紧地拉着她父亲的手。 tight 紧的 ※ These trousers are a bit tight. 这条裤子有点紧。 3. When it comes to laughing, this tree is really funny. 当提到笑的时候，这种树很有趣。 when it comes to...结构中to是介词, 后可接名词、代词或动词的-ing形式作宾语。 ※ When it ... ...
