Unit 5 Amazing nature（Understanding ideas 2）课件 初中英语外研版七年级下册（2024） 课件

这是一份英语外研版（2024）Unit 5 Amazing natureUnderstanding ideas背景图课件ppt，共23页。PPT课件主要包含了than，smart，nice，heavy，big，beautiful，e + ，Rules，erest，rst等内容，欢迎下载使用。
Learning bjectives
通过本课时的学习，学生能够：1. 感知并总结比较级和最高级的构成规则。2. 在语境中识别比较级和最高级的意义与功能，并总结、归纳其句型结构。3. 准确运用比较级或最高级来描述不同的自然景观。4. 通过谈论最美丽的自然景观，加深对自然之美的认识。
The plateau is quieter than the big cities.We have fewer shps and restaurants.We have the best presents frm nature.I’m frm ne f the mst beautiful places in the wrld.
In the writer’s pinin, what are the differences between the Qinghai-Tibet Plateau and big cities?
Cmparatives & Superlatives
When d we use cmparatives r superlatives?
We use cmparatives and superlatives t cmpare items.
Wh d yu think is smarter, Cat r Muse?
In the city, there is a cat and a muse.
What did the cat/muse say?
I am taller than yu.
Yu are als heavier than I am.
I am strnger than yu.
I am bigger than yu.
1. The cat is bigger/smaller than the muse.
3. The cat runs slwer/faster than the muse.
4. The cat is heavier/lighter than the muse.
2. The muse is taller/shrter than the cat.
1. The cat is bigger than the muse.2. The muse is shrter than the cat.3. The cat runs faster than the muse.4. The cat is heavier than the muse.
T cmpare tw peple r things:A + be/d + __________________ + B.
Circle the cmparatives and than in these sentences.
adj./adv.-er + than
A: The brwn cat is bigger and strnger _____ the muse.B: But the muse is ____________ (smart) the brwn cat.A: I agree with yu. And the blue cat is the smartest f the three.
There is a blue cat under the tree. It is waiting fr the muse...
smarter than
1. The brwn cat is (big/bigger/the biggest) f the three.2. The muse is (shrt/shrter/the shrtest) f the three.3. The blue cat is (smart/smarter/the smartest) f the three.
Circle the + superlatives in these sentences.
The blue cat is the smartest f the three.The muse is the shrtest f the three.The brwn cat is the biggest f the three.
T cmpare three r mre peple r things:A + be/d + ________________ + f/in …
the + adj./adv.-est
shrt adj./adv. + _____
___________
duble the cnsnant +_______
__________ + lng adj./adv.
- y + ier/iest
irregular adj./adv.
hard expensive fat imprtant clse fine pretty early big slim interesting
hard fat clse nice fine pretty early big slim
expensiveimprtant interesting
Classify the fllwing adjectives and adverbs, then write dwn their cmparative and superlative frms.
hard fat clse fine
→ harder → hardest
→ fatter → fattest
→ clser → clsest
→ finer→ finest
→ prettier → prettiest
→ earlier → earliest
→ bigger → biggest
→ slimmer → slimmest
→ mre expensive → mst expensive
→ mre imprtant → mst imprtant
→ mre interesting → mst interesting
Hw many irregular adj./adv. d yu knw?
pretty early big slim
Remember them!
The Yellw River is _______ than the Yangtze River.
Munt Taishan is high. Munt Emei is _______.Munt Qmlangma is the _______.
Cmplete the facts abut wnders in China.
1. The Yellw River: 5,464 km The Yangtze River: 6,300 km
2. Munt Taishan: 1,532.7 m Munt Emei: 3,079.3 m Munt Qmlangma: 8,848.86 m
The Qiantang River 1__________(shrt) than the Yangtze r Yellw rivers. But it’s still ne f the 2___________ (famus) rivers in China. It’s famus fr its tides.Usually it’s a 3_________(slw) river. But when the tides cme, the water runs much 4________(fast). Many tides are tw metres 5_________(high). But the 6__________(high) tides can be ten metres high!
Cmplete the passage with the crrect frm f the wrds in brackets.
Try t use cmparatives and superlatives t describe Qiantang River fr freigners.
e.g. The Qiantang River is shrter than the Yangtze River.
Wrk in pairs. Cmplete the thinking map abut the mst beautiful natural place in yur pinin. Use the wrds frm the reading passage and the Useful expressins t help yu.
Useful expressins:It is famus fr…This area is full f… in nature.It is like…Wrds can’t express my lve fr…It is ne f… in the wrld.
Talk abut the mst beautiful natural place with yur partner.
The frms f cmparatives and superlatives
regular frm
irregular frm
Sentence structures
A + be/d + the + adj./adv.-est + f/in …
A + be/d + adj./adv.-er + than + B.
duble the cnsnant + er/est
Special wrds have different cmparative and superlative frms.