Unit 5 Amazing nature知识点总结与练习
七下外研版(2024)英语
一、重点词汇
(一)基础词汇
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nature n. 自然(形容词 natural)
river n. 河;江
mountain n. 山;山脉
forest n. 森林
lake n. 湖
island n. 岛
beach n. 海滩
sky n. 天空
star n. 星;恒星
earth n. 地球;大地
plant n. 植物 v. 种植
flower n. 花
bird n. 鸟
animal n. 动物
season n. 季节
weather n. 天气
sun n. 太阳(形容词 sunny)
moon n. 月亮
tree n. 树
grass n. 草(不可数名词)
soil n. 土壤
stone n. 石头
stream n. 小溪
bamboo n. 竹子(复数 bamboo)
butterfly n. 蝴蝶(复数 butterflies)
(二)拓展词汇
nature(名词,自然)→ natural(形容词,自然的)
beauty(名词,美丽)→ beautiful(形容词,美丽的)→ beautifully(副词,美丽地)
protect(动词,保护)→ protection(名词,保护)→ protective(形容词,保护的)
explore(动词,探索)→ exploration(名词,探索)→ explorer(名词,探索者)
die(动词,死亡)→ dead(形容词,死的)→ death(名词,死亡)
grow(动词,生长)→ growth(名词,生长)→ grown(形容词,成年的)
season(名词,季节)→ seasonal(形容词,季节性的)
sun(名词,太阳)→ sunny(形容词,晴朗的)→ sunrise(名词,日出)
rain(名词,雨)→ rainy(形容词,多雨的)→ rainbow(名词,彩虹)
wind(名词,风)→ windy(形容词,多风的)→ windmill(名词,风车)
二、短语归纳
in nature 在大自然中
natural beauty 自然美景
protect the earth 保护地球
take photos 拍照
go hiking 去远足
plant trees 植树
in the forest 在森林里
by the river 在河边
on the beach 在海滩上
look at the stars 看星星
four seasons 四季
change with the seasons 随季节变化
a piece of land 一块土地
the power of nature 自然的力量
die out 灭绝
cut down 砍倒
throw away 扔掉
pick up 捡起
in danger 处于危险中
live together 一起生活
三、词义辨析
(一)too much vs. too many
区别 too much too many
含义 太多(修饰不可数名词) 太多(修饰可数名词复数)
例句 There is too much water in the river.(河里水太多。) There are too many people in the park.(公园里人太多。)
(二)across vs. through
across:从表面穿过(如过河、过马路)。
例:We walked across the bridge.(我们走过桥。)
through:从内部穿过(如穿过森林、隧道)。
例:The river flows through the forest.(河流穿过森林。)
(三)job vs. work
job(可数名词):具体的工作(如教师、医生等职业)。
例:She has a good job in the city.(她在城市有份好工作。)
work(不可数名词):泛指工作或劳动。
例:He works hard every day.(他每天努力工作。)
四、重点句型
—What’s your favorite season
你最喜欢的季节是什么?
—My favorite season is spring because everything begins to grow.
我最喜欢春天,因为万物开始生长。
The forest is full of life, with birds singing and trees growing.
森林充满生机,鸟儿歌唱,树木生长。
We should protect nature because it gives us so much.
我们应该保护自然,因为它给予我们太多。
How do plants grow They need sunlight, water and soil.
植物如何生长?它们需要阳光、水和土壤。
In winter, the sky is clear and the stars shine brightly.
冬天,天空晴朗,星星明亮闪烁。
If we throw away waste, it will pollute the earth.
如果我们乱扔垃圾,会污染地球。
五、语法聚焦
(一)现在进行时(Present Continuous Tense)
结构:主语 + am/is/are + 动词-ing形式 + 其他。
肯定句:The birds are singing in the tree.(鸟儿在树上唱歌。)
否定句:He is not hiking today.(他今天不去远足。)
疑问句:Are they planting trees now (他们现在在植树吗?)
用法:表示现在正在进行的动作,常与 now, look, listen 等连用。
(二)可数名词与不可数名词
可数名词:有单复数形式(如 tree → trees, bird → birds)。
不可数名词:无复数形式(如 grass, soil, water)。
既可数又不可数:如 fish(单复数同形)、time(时间不可数,次数可数)。
(三)祈使句
肯定句:动词原形 + 其他。
例:Protect the environment!(保护环境!)
否定句:Don’t + 动词原形 + 其他。
例:Don’t cut down trees!(不要砍树!)
练习题
(一)词汇填空(根据首字母或汉语提示写单词)
The n______ world is full of amazing things.
We should p______ animals from dying out.
There is a l______ near my home, and we often go boating there.
B______ are beautiful insects with colorful wings.
The s______ is bright and warm in spring.
(二)用所给词的适当形式填空
Look! The children ______ (plant) trees in the park.
There are many ______ (bird) singing in the forest.
We should take action to protect ______ (nature) beauty.
The ______ (sunny) day makes us want to go hiking.
Don’t ______ (throw) waste everywhere. It’s bad for the environment.
(三)单项选择
—What can we do to help the earth
—We can ______ trees and save water.
A. cut B. plant C. throw D. forget
There is ______ water in the bottle. Let’s go to get some.
A. too much B. too many C. a little D. little
The river flows ______ the city and brings life to the people.
A. across B. through C. over D. under
—______ season do you like best
—Autumn. The leaves turn golden.
A. What B. Which C. How D. Why
We should protect animals ______ they are our friends.
A. so B. but C. because D. or
(四)句型转换
The students are planting trees.(改为一般疑问句)
______ the students ______ trees
There is a bird in the tree.(改为复数句)
There ______ ______ in the tree.
We should protect nature.(改为祈使句)
______ ______ nature!
The forest is beautiful.(改为感叹句)
______ ______ the forest is!
They are hiking in the mountain.(对划线部分提问)
______ ______ they doing in the mountain
(五)阅读理解
The Amazon Rainforest is the largest rainforest in the world. It is home to millions of animals, plants, and insects. The trees there provide oxygen (氧气) for the earth. However, the rainforest is in danger now. People are cutting down trees for wood and farmland. This makes many animals lose their homes.
We can help protect the rainforest by using less paper and buying products made from recycled materials. Every small action counts in protecting our amazing nature.
What is the Amazon Rainforest famous for
A. Its large size and rich life. B. Its beautiful beaches.
C. Its clear rivers. D. Its high mountains.
Why is the rainforest in danger
A. Because of too many animals. B. Because people cut down trees.
C. Because of bad weather. D. Because there is no oxygen.
What can we do to help
A. Use more paper. B. Cut down more trees.
C. Buy recycled products. D. Throw away waste.
What is the main idea of the passage
A. The beauty of the Amazon Rainforest.
B. The danger of losing animals.
C. How to protect the rainforest.
D. The importance of nature and our role in protecting it.
(六)书面表达
假设你是李华,你的英国朋友Tom想了解中国的自然景观。请你写一封邮件,内容包括:
介绍一个你喜欢的自然景观(如桂林山水、黄山等);
描述它的美丽之处(如山水、植物、动物等);
呼吁保护自然景观。
提示重点短语:
natural beauty
in the world
protect nature
take action
要求:60-80词,格式正确,语言通顺。
答案及解析
(一)词汇填空
【答案】natural
【解析】“自然世界”,修饰名词用形容词natural,填natural。
【答案】protect
【解析】“保护动物”,protect...from...,填protect。
【答案】lake
【解析】“附近有湖”,填lake。
【答案】Butterflies
【解析】“蝴蝶”,复数形式butterflies,填Butterflies。
【答案】sun
【解析】“阳光明亮温暖”,填sun。
(二)用所给词的适当形式填空
【答案】are planting
【解析】look提示现在进行时,主语children为复数,用are planting。
【答案】birds
【解析】many后接可数名词复数,填birds。
【答案】natural
【解析】修饰名词beauty用形容词natural,填natural。
【答案】sunny
【解析】修饰名词day用形容词sunny,填sunny。
【答案】throw
【解析】Don’t后接动词原形,填throw。
(三)单项选择
【答案】B
【解析】“植树”用plant trees,故选B。
【答案】D
【解析】“瓶子里几乎没水”,little表示否定,修饰不可数名词water,故选D。
【答案】B
【解析】河流穿过城市(内部穿过)用through,故选B。
【答案】B
【解析】询问“哪个季节”用Which,故选B。
【答案】C
【解析】“因为动物是我们的朋友”,表原因用because,故选C。
(四)句型转换
【答案】Are; planting
【解析】现在进行时一般疑问句将are提前,填Are; planting。
【答案】are birds
【解析】a bird复数为birds,is变为are,填are birds。
【答案】Protect our
【解析】祈使句用动词原形Protect,填Protect our。
【答案】How beautiful
【解析】感叹句结构How + 形容词 + 主语 + 谓语,填How beautiful。
【答案】What are
【解析】对动作提问用What,后接一般疑问句语序,填What are。
(五)阅读理解
【答案】A
【解析】第一段提到亚马逊雨林是最大雨林,有众多动植物,故选A。
【答案】B
【解析】第一段“People are cutting down trees for wood and farmland.”,故选B。
【答案】C
【解析】第二段“buying products made from recycled materials”,故选C。
【答案】D
【解析】文章讲自然重要性及保护措施,主旨为D。
(六)书面表达(略)
(提示:开头介绍桂林山水,用“natural beauty” “in the world”描述其美,提到山水、竹林、漓江,最后用“protect nature” “take action”呼吁保护。)