内容正文:
Unit 12
牛津上海版(试用本)五年级上册
Fire
复习课件
Sounds
Words and phrases
Key Sentences
Tips
Practice
Contents
Sounds
Let’s speak
字母组合ir的发音:/ɜː/(英式)/ɜːr/(美式)
fire /ˈfaɪə(r)/、first /fɜːst/、bird /bɜːd/
字母组合ea的发音:/iː/和/e/
heat /hiːt/、eat /iːt/发/iː/,head /hed/(拓展)发/e/
Words and phrases
Words & Phrase
fire 火;火灾 safety 安全
careful 小心的,谨慎的 match 火柴
smoke 吸烟;烟 forest 森林
home 家 burn 燃烧
tree 树 must 必须
play 玩;玩耍
Words & Phrase
near 在……附近 danger 危险
outside 在外面 inside 在里面
smell 闻;气味 taste 尝;味道
heat 热;热量 light 光;光线
Words & Phrase
1. be careful with 小心对待……
2. play with 玩……;摆弄……
3. burn down 烧毁
4. fire safety 消防安全
5. in the forest 在森林里
Words & Phrase
6. at home 在家里
7. near fires 在火附近
8. smoke in the forest 在森林里吸烟
9. play with matches 玩火柴
10. safety first 安全第一
Let’s play
smoke
careful
safety
forest
quickly
home
fire
move
Key Sentences
Key Sentences
1. Fire can burn down a lot of trees.
火能烧毁很多树。
2. We must be careful with fire.
我们必须小心用火。
3. We mustn't play with matches.
我们不许玩火柴。
4. What do you know about fire safety?
关于消防安全你知道些什么?
5. What mustn't we do in the forest or at home?
我们在森林里或家里不许做什么?
Key Sentences
6. We mustn't smoke in the forest.
我们不许在森林里吸烟。
7. We mustn't play near fires at home.
我们不许在家里的火附近玩耍。
8. Fire gives us heat and light.
火给我们热量和光线。
9. It smells very nice.
它闻起来很香。
10. It tastes great!
它尝起来很棒!
Tips
知识点1:情态动词 must 和 mustn't 的用法
must 是情态动词,后接动词原形,表“必须、应该”,用于提出义务、规定; mustn't 是 must 的否定形式,表“禁止、不许”,强调绝对不能做的事。
二者都没有人称和数的变化,回答 must 的问句时,否定回答用 needn't 或 don't have to (不必),而非 mustn't 。
例句:
—Must we finish the homework today?我们必须今天完成作业吗?
—Yes, we must. / No, we needn't.是的,必须。/ 不,不必。
知识点1:情态动词 must 和 mustn't 的用法
选择。
1.( )We ______ smoke in the forest.
A. must B. mustn't C. can
2.( )______ we clean the classroom now?
A. Must B. Do C. Are
B
A
知识点1:情态动词 must 和 mustn't 的用法
选择。
3.( )You ______ play near the river. It's dangerous.
A. must B. mustn't C. should
4.( )—Must I go home now? —No, you ______.
A. mustn't B. needn't C. can't
B
B
知识点1:情态动词 must 和 mustn't 的用法
用 must 或 mustn't 填空
1.We ________ be careful with fire.
2.We ________ play with matches.
3.You ________ run in the classroom.
4.She ________ finish her homework on time.
must
mustn't
mustn't
must
知识点2:感官动词 smell 和 taste 的用法
smell (闻)和 taste (尝)是感官动词,后可接形容词作表语,表“某物闻起来/尝起来怎么样”。
主语通常是事物,而非人。它们也可作实义动词,后接名词,表“闻/尝某物”,此时有人称和数的变化。
例句:
The cake smells sweet.(蛋糕闻起来很香。)
She tastes the soup.(她尝了尝汤。)
知识点2:感官动词 smell 和 taste 的用法
选择。
1.( )The orange ______ sour.
A. smell B. tastes C. taste
2.( ) —How ______ the milk? —It's sweet.
A. smell B. tastes C. does it smell
B
C
知识点2:感官动词 smell 和 taste 的用法
选择。
3.( )She ______ the tea carefully.
A. smells B. taste C. tasting
4.( ) The flowers ______ nice.
A. smell B. tastes C. are smelling
A
A
知识点2:感官动词 smell 和 taste 的用法
用 smell 或 taste 的适当形式填空
1.The meat ______ very nice.
2.The apple ______ sweet.
3.She ______ the flower and it ______ good.
4.He ______ the noodles and they ______ delicious.
smells
tastes
smells
smells
tastes
taste
Practice
1.选出划线部分发音不同的一项
1.( )A. fire B. bird C. girl
2.( )A. heat B. eat C. bread
3.( )A. first B. fire C. shirt
4.( )A. tea B. meat C. head
A
C
B
C
2.英汉互译
1. burn down ____________
2. mustn't smoke____________
3. 消防安全 ____________
4. 小心用火 ____________
烧毁
不许吸烟
fire safety
be careful with fire
3.单项选择
1.( )We ______ play with fire. It's dangerous.
A. must B. mustn't C. can
2. ( )______ do you know about fire safety?
A. What B. Where C. When
3. ( )The meat ______ very nice.
A. smell B. smells C. tasting
4. ( )—Must I open the window? —No, you ______.
A. mustn't B. needn't C. can't
B
A
B
B
4.连词成句
1. fire, with, be, we, must, careful (.)
_________________________________________________
2. play, mustn't, we, matches, with (.)
_________________________________________________
3. do, forest, what, the, in, mustn't, we (?)
_________________________________________________
4. fire, heat, gives, us, light, and (.) _________________________________________________
We must be careful with fire.
We mustn't play with matches.
What mustn't we do in the forest?
Fire gives us heat and light.
5.按要求改写句子
1. We must play outside.(改为否定句)_________________________________________________
2. They mustn't smoke in the forest.(对划线部分提问)_________________________________________________
3. The cake tastes sweet.(改为一般疑问句)_________________________________________________
4. We must be careful with fire.(改为同义句)_________________________________________________
We mustn't play outside.
What mustn't they do in the forest?
Does the cake taste sweet?
We have to be careful with fire.
6.补全对话
A: What do you know about 1. _________ (fire safety)?
B: We 2. _________ (must) be careful with fire. We 3. ______ (mustn't) play with 4. ______ (matches).
A: What mustn't we do in the 5. ______ (forest)?
B: We mustn't smoke there.
fire safety
must
mustn't
matches
forest
Thank you!
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