Unit 2 Lesson 11 Amazing plants 课件(共26张PPT) 2023-2024学年冀教版英语八年级下册

(共26张PPT)
Unit 2
Lesson 11 Amazing plants
新课导入
1.能熟悉并能正确运用本课时的重点单词和短语
2.能用英语简单描述文中四种植物的特征
3.了解一些令人惊奇的植物
预习检测
1.The teacher asked us 　　　　read in class.
A.to continue B.to continue to
C.continue to D.continue
2.My sister likes to play 　　　　her toys.
A.with B.to C.of D.about
B
A
3.When it comes to______, he is very excited.
A.swim B.swimming C.swiming D. swims
4.The flowers close up______when you come near.
A.tightly B.tight C.tighter D.more tighter
5.The trees can live________200 years.
A.as much as B.as well as
C.as long as D.as good as
B
A
C
知识梳理
1. It grows in eastern Asia. 它生长在东亚。
eastern作形容词，意为“东方的，东部的”，
其名词是east,意为“东方”。
其他表示方位的词：
west（西方） —— western（西方的）
north（北方）—— northern（北方的）
south（南方）—— southern（南方的）
eg. Shanghai is in the eastern part of China.
上海在中国的东部。
2. Isn’t it beautiful 难道它不漂亮吗？
否定疑问句：
①以“助动词，情态动词，be动词或have\has的否定缩写式”开头。
②表示“惊讶，反问，赞美，期待，批评等”
③如果事实是肯定的，用“Yes+肯定结构”
如果事实是否定的，用“No+否定结构”
Yes, it is.(不，它很漂亮。) No, it isn’t.(是的，它不漂亮)
Eg:
1). Don't you remember that holiday
Yes, I do.(不，我记得) No, I don't.(是，不记得)
2). Can't you shut the door behind you
Yes, I can.(不是，我关门了) No, I can't.(是的，我没关门)
3. close up, 合起来，收起来；关闭，停业
Eg:
The flowers close up at night.
Because of the heavy rain,the shop keeper has to close up the shop.
4. open up, 张开；打开
Eg:
As the market opens up, I think people are going to be able to spend
more money on consumer goods.
5. a few+可数名词复数（少数几个） 表示肯定
a little+不可数名词 （有一些） 表示肯定
few+可数名词复数 （几乎没有） 表示否定
little+不可数名词 （几乎没有） 表示否定
There are a few eggs in the basket.
Although he’s wealthy,he spends little on clothes.
6. When it comes to+名词\代词\doing
当提到……; 就……而论
eg: Harry never misses a trick when it comes to doing business.
7. continue to do sth 继续做另一件事
eg: After he finished reading a novel, he continued to
play with his friends.
continue doing sth 继续做同一件事
eg: After a rest, he continues reading .
8. alive, live, living， lively的区别　
alive “活的”(做表语或后置定语) the man alive
living “活的”(作表语或前置定语) living things
lively “活泼的，思想活跃的，生机勃勃的”
live [ l v ] 动词，“居住，生存”
[laiv] 形容词，“现场直播的”，“活的”
（主要用来说鸟或其他动物，作表语）
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.
How many plants can you name
Have ever heard about any special plants
THINK ABOUT IT
Talk about amazing plants
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 1500 years,so people call it a living fossil.
1. Listen and number the sentences.
When you touch this kind of plant, it closes up tightly.
This plant can live as long as 1500 years. It really is a fossil.
Look at these flowers! They look like flying egrets!
This amazing tree laughs when the wind blows.
2
4
1
3
2. Read the lesson and fill in the table.
Plant Place(位置) Feature(特点)
Eastern Asia.
In the middle of Africa.
Southwest of Africa.
Its flowers look like flying egrets.
When something touches its leaves, they close up tightly. After a few minutes, they open up again.
If the wind blows, this amazing tree “laughs”.
It has only two leaves and a stem. Its two leaves continue to grow for its whole life. It can live as long as 1500 years.
South America, China and other countries.
1). Don’t t____ the dish! It’s very hot.
2). China is a country in e______ Asia.
3). He was too s___ to talk to others.
4). She cut her hair very short and everyone was s________
by her new look.
ouch
astern
urprised
hy
3. Fill in the blanks with the correct words.
The first letter is given.
Task tips:
What is it Where does it live What does it look like Why do you think it is amazing
4. Look for more amazing plants and talk about one of them.
You can talk about the following aspects
Where does the egret flower grow
2. How can the plant mentioned in the passage be shy
3. What makes a tree laugh
4. Why do people call this plant a living fossil
It grows in eastern Asia.
When something touches this plant’s leaves, they close
up tightly. After a few minutes, the leaves open up again.
This is because the fruit of this tree has a hole in it.
If the wind blows, this amazing tree “laughs” .
Because it can live as long as 1500 years.
活动小结
课文中讲到了四种植物，他们各自的特征分别是：
1.
2.
3.
4.
Its flowers look like flying egrets.
When something touches its leaves, they close up tightly.
After a few minutes, they open up again.
If the wind blows, this amazing tree “laughs”.
It has only two leaves and a stem. Its two leaves continue
to grow for its whole life. It can live as long as 1500 years.
Hear sb doing /do的用法及区别
I. I heard someone singing when I passed by the classroom.
当我经过教室的时候听见有人正在唱歌。
hear sb doing sth 听到某人正在做某事
强调动作的进行.可能你听到的只是动作的一部分.
eg: 我经过这里时听到有人唱歌.
I heard someone singing when I passed by.
拓展：
hear sb do sth 听到某人做了某事, 暗示过程完成
eg: 我听到他关掉电视.
I heard him turn off the TV.
有同样用法的词还有：
看：look at, see, watch
听：listen to, hear
感觉：feel
发现：find
Eg.
1. I saw a man stealing when I came back home.
2. I saw a man steal yesterday.
3. I heard someone singing when I did my homework.
4. I hear someone sing every day in my bedroom.
活动小结
hear sb doing 和 hear sb do 的区别
hear sb doing sth
强调动作的进行，可能你听到的只是动作的一部分。
hear sb do sth
听到某人做了某事，暗示过程完成。
有类似用法的词：
see, look at, watch
hear, listen to
feel
find
当堂检测
1. The sun's _______ (能量) will last for millions of years.
2. I have a good _______ (理由) to think that he won't come.
3. The sun gives us light and h______.
4. Don't worry. There is n_______ wrong with you.
I. 根据句意及所给提示，完成下列句子。
energy
reason
eat
othing
It's pleasant for me ______ (live) in the country.
2. Are their ideas the same as ______ (you)
3. There are thousands of _________ (kilogram) of
meat sold in the market every week.
4. A doctor can save a _____ (die) man but he can't
save a dead man.
5. Vegetables help ________ (make) us keep healthy.
II. 用所给单词的适当形式填空。
to live
yours
kilograms
dying
(to) make
Unit 2
Lesson 11
重点短语：
eastern Asia
close up
open up
in the middle of
a living fossil
hear sb doing/do
重点句型：
when it comes to …
重点单词：
eastern, western
northern, southern
southeast, northeast
southwest, northwest
shy, tightly, egret
fossil, living