资源简介

(共19张PPT)
Section B (2a~2d)
Unit 4
Amazing Plants and Animals
学习目标
1
2
3
在句子中，灵活运用词汇的正确形式表达意义，提升词汇运用的准确性与流畅性。结合生态语境，准确运用词汇补全语篇，梳理语篇逻辑，实现词汇与语篇知识的深度融合。
能准确辨析词汇在语义、词性上的差异。掌握 - ance, -(t) ion, -ness, -ity 等后缀构词规则并正确构词，拓展词汇。
通过2d语篇，了解青蛙的重要性，增强保护生态环境的意识。
It’s a thing you do often, like brushing teeth every morning. What word is it
It’s a feeling when you’re not happy with something, like when your team loses a game.
Quick quiz
Read and guess the word.
habit
disappointed / angry
It’s sweet. Bees make it, and people love to put it on bread or use it in drinks. What’s this yummy word
It’s a small animal that can live both on land and in water. It jumps with long legs. It helps farms by eating insects. Guess the word!
Read and guess the word.
honey
frog
Circle the odd ones. Then give your reasons.
2a
habit
joy
angry
appear
honey
height
happiness
disappointed
look
milk
size
fun
smart
seem
juice
weight
enjoy
sad
watch
bread
Add the endings -ance, -(t)ion, -ness, and -ity to form nouns. Use your dictionary.
2b
1. act
3. kind
5. real
7. connect
9. communicate
_____________
_____________
_____________
_____________
_____________
2. good
4. appear
6. imagine
8. popular
10. important
_____________
_____________
_____________
_____________
_____________
在一个单词后面加后缀构成新词，后缀 -ance, -(t)ion, -ness, -ity 一般改变词性，不改变词义。如：
accept (v.) → acceptance (n.)
suggest (v.) → suggestion (n.)
happy (adj.) → happiness (n.)
popular (adj.) → popularity (n.)
Add the endings -ance, -(t)ion, -ness, and -ity to form nouns. Use your dictionary.
2b
action
kindness
reality
connection
communication
1. act
3. kind
5. real
7. connect
9. communicate
_____________
_____________
_____________
_____________
_____________
2. good
4. appear
6. imagine
8. popular
10. important
_____________
_____________
_____________
_____________
_____________
goodness
appearance
imagination
popularity
importance
Complete the sentences with the correct forms of the words in 2b.
Will time travel ever become a _______
Don’t judge a person by their ___________ ; true beauty is inside.
Her ________ shows in small things, like sharing snacks with friends.
The police took immediate _______ to catch the thief after the robbery.
Children’s ___________ makes them believe toys can talk and trees can dance.
real appear act imagine good
action
goodness
imagination
reality
appearance
Exercises
We should teach kids the _________ of saving water.
Students should know the _________ between habits and health.
The new coffee shop’s _________ grew quickly because of its special drinks.
Clear ______________ between parents and children helps reduce misunderstanding.
A stranger’s _________ — giving me an umbrella on a rainy day — made me feel warm.
important connect communicate kind popular
importance
connection
popularity
communication
kindness
自主阅读句子，分析语境，从方框选词并变形填空。
完成后，同桌互查，交流思路。
Complete the sentences with the correct forms of the words in the box.
2c
appear disappoint imagine store weigh
store
disappointed
appeared
I felt ____________ when my favourite flowers died.
After the rain, some mushrooms _________ in the garden.
In my hometown, people often use bamboo baskets to _______ food.
What did you put in your luggage It __________ a ton.
I can’t __________ my life without my pets. They mean a lot to me.
weighs
imagine
吨
1. 浏览方框中的单词，弄懂每个单词的意思。
2. 通读语篇，理解大意。
3. 依据语境选词并变形填空，先易后难。
4. 代入所填词汇，从语义、语法搭配角度检查是否正确。
You may not realize it, but frogs play an important role in our _________ ecosystem. The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand. Many people know that frogs help to __________ farms by eating insects. __________, not everyone understands their __________ in nature. Frogs can live on __________ and in water. Because of this, they are popular subjects in studies on climate change and the ecosystem.
在……中发挥重要作用
气候
所有格
动词原形
转折
名词
名词
豌豆
however important land planet protect
planet’s
protect
However
land
You may not realize it, but frogs play an important role in our _________ ecosystem. The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand. Many people know that frogs help to __________ farms by eating insects. __________, not everyone understands their __________ in nature. Frogs can live on _________ and in water. Because of this, they are popular subjects in studies on climate change and the ecosystem.
importance
... play an important role in ... The smallest ... , while larger ones ...
Many people know ... but not everyone understands ...
Frogs can live ... Because of this, they are ...
Retell the passage with the help of the following key words.
Don’t catch or kill frogs.
Don’t litter near ponds or rivers.
Spread the importance of frogs.
Call on more people to protect frogs.
...
Think about what you can do to protect frogs.
课堂总结
通过本课的学习，我能够:
1. 正确朗读并运用本课单词和短语:
happiness, disappoint, mushroom, ton, role, play a role (in), pea, climate
2. 准确辨析词汇在语义、词性上的差异。掌握 - ance, -(t) ion, -ness, -ity 等后缀构词规则并正确构词，拓展词汇。
3. 在句子中，灵活运用词汇的正确形式表达意义，提升词汇运用的准确性与流畅性。结合生态语境，准确运用词汇补全语篇，梳理语篇逻辑，实现词汇与语篇知识的深度融合。
4. 通过 2d语篇，了解青蛙的重要性，增强保护生态环境的意识。
Homework
搜索阅读关于“构词法”的内容，记录5-10个常见后缀及其例词，下节课分享。
在2d语篇后添加一个段落，进行读后续写。

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