冀教版八年级下Unit 4 The Internet Connects Us Lesson 20 A Computer Helps!课件（22张ppt）

(共22张PPT)
Lesson 20 A Computer Helps!
课文讲解
Unit 4 The Internet Connects Us
Spring Festival
Spring Festival , the traditional Chinese New Year’s Day, is China’s most important national holiday.
Dragon Boat Festival
Dragon Boat Festival is on the fifth day of the fifth lunar month. It’s a traditional Chinese festival dedicated to the great patriotic poet Qu Yuan for his devotion to his native state.
Mid-Autumn Festival
Mid-Autumn Festival is on the 15th day of the 8th lunar month.
Lantern Festival
It is on the 15th day of the first lunar month.
Easter is an important festival in Western culture .
Easter
1.What does the date of Easter depend on
2.How do people celebrate Easter
I just got a new laptop. It is very helpful . When Ms. Liu asked us to write a report about Easter，I decided to do all of my research on the Internet . I entered some key words into a search engine to find information on this topic . Here is what I found .
原文呈现
What is Easter
Easter is an important festival in Western culture . It’s one of the biggest holidays in many countries .
When is Easter
Easter does not fall on the same day each year . The date depends on the moon，but it is always in March or April .
How do people celebrate Easter
People celebrate Easter with their family and friends . They eat delicious food together . In this way, it is like the Chinese Spring Festival . On Easter Day，many children have egg hunts and eat chocolate rabbits . Rabbits and eggs are symbols of new life . Children believe that the Easter Bunny comes and hides chocolate eggs for them to find .
原文呈现
1. What does the date of Easter depend on
When is Easter
Easter does not fall on the same day each year . The date depends on the moon，but it is always in March or April .
The moon
depend/d 'pend/ v.依靠；取决于
depend on 取决于；依赖；依靠
e.g.
I depend on my pen for a living.我靠写作为生。
All depends on the weather.一切取决于天气。
2.How do people celebrate Easter
How do people celebrate Easter
People celebrate Easter with their family and friends . They eat delicious food together . In this way, it is like the Chinese Spring Festival . On Easter Day，many children have egg hunts and eat chocolate rabbits . Rabbits and eggs are symbols of new life . Children believe that the Easter Bunny comes and hides chocolate eggs for them to find .
People celebrate Easter with their family and friends. They eat delicious food together.
这样；用这种方法
Do you often search for information on the Internet
你经常在网上搜索信息吗？
1
search for 寻找；搜索
e.g.
You can search for and find reviews online, too.
你也可以在网上搜索查找相关评论。
I entered some key words into a search engine to find information on this topic.
我输入一些关键字在搜索引擎中找到关于这个话题的信息。
2
key adj. 重要的；关键的
e.g.
He is one of our key thinkers on the future of humanity in the cosmos.
他在人类的宇宙前景上这个问题上，是一位重要的思考者。
I entered some key words into a search engine to find information on this topic.
2
key n. 键；关键；钥匙；答案
后接介词to, 表示“开……的钥匙；……的答案”。
e.g. the key to the bike 自行车的钥匙
the key to the door 门上的钥匙
the key to the question 问题的答案
the key to the exercises 练习的答案
I entered some key words into a search engine to find information on this topic.
2
search engine 搜索引擎
e.g.
Do you want the search engine to see every page on your website
你是否希望搜索引擎能看到你网站上的每一页面？
I entered some key words into a search engine to find information on this topic.
2
enter /'ent / v. 进来；进去；进入
固定搭配：enter ...into.... 把……输入到/ 进……
e.g.
Please help me enter this sentence.
请帮我输入这个句子。
Easter does not fall on the same day each year.
每年复活节不落在同一天。
3
fall on 落到；指向
e.g.
But it is lucky that the jug did not fall on my head.
幸亏罐子没有砸在我头上，这真是不幸中的万幸。
Though the meaning of Easter has changed over time, the rabbits and eggs remain.
尽管复活节的意义随着时间的推移而改变，但兔子和彩蛋保留了下来。
4
though/ / conj.尽管；虽然
e.g.
Though she gave no sign, I was sure she had seen me .
尽管她没有示意，我还是确信她看见了我。
though与although均表示“虽然”，两者通常可以替换。
但though较为普通，而although较为正式。
though和although都可以引导让步状语从句。
两者均不能与连词but连用。
e.g. Although/Though it was snowing, it was not very cold.
尽管正在下雪, 但并不是很冷。
拓展
though 还可用作副词, 意为“可是；不过”, 常放在句末。
e.g. I have lots of friends here; I still feel lonely, though.
在这里我有很多朋友, 可我还是感到孤单。
固定短语：as though 好像；仿佛
even though 即使；纵然
e.g. He stood silently as though he knew nothing about it.
他默默地站着, 好像他对此事一无所知。
拓展
Unit 4-Lesson 20课后作业（微课配套）
Bye-bye