沪教版六年级上册Unit 5 How do inventions change our lives?课时练习4 Extend
试卷更新日期:2026-09-07 类型:同步测试
一、老师介绍了生活中常见的发明和简单机械。
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1. 听句子,选择相应的图片。(1)、A、
B、
C、
(2)、A、
B、
C、
(3)、A、
B、
C、
(4)、A、
B、
C、
二、同学们提出了一些有关发明的问题。
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2. 听问句,选择正确的答语。(1)、A、A book. B、A cart. C、A bottle.(2)、A、A plane. B、A bottle opener. C、A seesaw.(3)、A、A watch. B、A computer. C、A washing machine.(4)、A、I think it's the mobile phone. B、I like building tree houses. C、I can talk with friends.(5)、A、To make the tree house beautiful. B、To get up to the tree house easily and safely. C、To carry the wooden boards.
三、Tom和Lily正在讨论他们今天学到的内容。
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3. 听对话,选择正确的答案。(1)、What are Tom and Lily talking about?A、Their hobbies. B、Great inventions and simple machines. C、Their favourite subjects.(2)、What is Tom's favourite invention?A、The wheel. B、The saw. C、The ladder.(3)、How did Lu Ban get the idea for the saw?A、He learned it from his teacher. B、He watched people cutting wood. C、A leaf with sharp teeth cut his finger.(4)、What do they use to carry boards for a tree house?A、A ladder. B、A cart. C、A ramp.
四、典典向大家介绍了身边的简单机械。
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4. 听短文,补全表格。
in our life
Things we can see
Where to find
small
Inside in
something like a ramp on a
In
a
In the at school
All these make our everyday life much easier.
五、典典学习了Lu Ban and the saw的故事。
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5. 选择合适的单词,补全短文。
leaf
teeth
sharp
saw
cut
influence
inventor
Lu Ban was a famous in ancient China.One day,a small hurt his finger.He looked at it carefully and found there were many on the leaf,and that they were very .He had an idea.He wanted to make a tool with teeth,which could things easily.Soon,he made the first in the world.People still use it today.Other ancient Chinese people invented many great things too.Many of them have a great around the world.
六、典典在网上查询到一些关于中国古代造纸术的信息。
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6. 阅读讲解内容,完成任务。
Paper is important in our life.Do you know how to make paper?
A long time ago,people wrote on stones or bamboo — these were heavy and hard to carry.One day,a Chinese man named Cai Lun wanted to create a better material for people to write on.He used many different things.First,he collected some tree bark(树皮),old cloth and thin nets(薄网).Then he cut these things into small pieces.Next,he put all these small pieces into a big pot with water.He boiled the pot over a fire.After that,he beat the materials in the pot into pulp(浆).Then he let the pulp sit quietly for a few days.Finally,he poured(倒出)the pulp onto a flat net.After the water dried up,he got thin paper!
This new thing — paper — changed our life a lot.Now we can write on paper easily.We can make books with paper too.We can fold paper into small animals.It's really a great invention!
(1)、任务一:根据短文,按照介绍的造纸流程,用数字1-4给图片排序。
(2)、任务二:根据短文,选择最佳的选项。____invented paper in____.
A、Cai Lun; Canada B、Cai Lun; China C、Cai Heng; China(3)、What didn't Cai Lun use to make paper?A、Pieces of cloth. B、Pieces of nets. C、Silk.(4)、What is the main idea of the passage?A、How to fold paper into small animals. B、Paper is important and how it was invented. C、Cai Lun liked collecting tree skin and old cloth.七、老师给同学们介绍了现代的四大发明。
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7. 读一读,选择正确选项,补全短文。
Ancient Chinese people were very clever and created the Four Great 1 :paper-making,gunpowder,printing and the compass.Today,China has many new great achievements(成就),too.These inventions and technologies(技术)make our lives 2 than before.
Look at the Beidou Navigation System(北斗导航系统).It helps people find their way 3 and accurately(准确地).Before,people 4 maps or compasses when they traveled to new places.Now,with Beidou,they can get directions(方向) 5 just a phone.
5G technology is another great achievement.It lets people use the internet 6 .People don't need to wait a long time for their favourite shows to load.
The"Shenzhou"spacecrafts are also amazing.They work 7 of all China's space programs.Astronauts can live and work in the space station 8 .They do experiments and learn more about space.
The"Fen Dou Zhe"submersible(潜水器)makes deep-sea exploration easier too.Scientists can study the ocean(海洋)floor 9 with its help.It is one of the most exciting ways to explore the deep sea in our 10 life.
(1)A、Invent B、Inventions C、Inventor(2)A、easy B、easier C、easiest(3)A、fast B、quick C、slowly(4)A、take B、taking C、took(5)A、by B、on C、with(6)A、quick B、quickly C、slowly(7)A、smoothly B、more smoothly C、the most smoothly(8)A、safe B、safely C、safer(9)A、easy B、easily C、easier(10)A、everything B、everyday C、everyone八、老师又分享了一些孩子们的优秀小发明。
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8. 阅读材料,判断句子正误。
Let's have a look at these teenage inventions that might change the world.

Banana leaves usually go bad in two or three days.Tenith Adithyaa,a kid from India,uses UV(紫外线)to make the leaves stay fresh for a year.Tenith thinks that one day people can use the leaves to make plates,cups and other things.

David Cohen,an American kid,builds an earthworm(蚯蚓)robot.It can go into very small places,where people or dogs can't go.It will be used for finding people in a fire or an earthquake.

Remya Jose,a 14-year-old girl from India,finds it's tiring and boring to wash clothes by hand in the river.She reuses some bike parts and makes a washing machine.It saves time,energy and keeps people fit at the same time.

Kenneth Shinozuku,a 15-year-old boy from New York,finds that his grandfather has Alzheimer's disease(阿尔茨海默病).He often leaves home and gets lost.So Kenneth invents the wearable sensors
(可穿戴的传感器)to help people find their family members like his grandfather.
(1)、Plates and cups are made of fresh banana leaves.(2)、The earthworm robot built by David Cohen can go into small places.(3)、Remya Jose wants to make a washing machine because she has no time to wash clothes.(4)、David Cohen is a middle school student from India.(5)、Kenneth's wearable sensors will help old people and their family.
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