(共43张PPT)
Unit 9 3a Who invented tea
传说中的神农与茶
中国是世界茶叶的故乡。唐陆羽在《茶经》是说：“茶之为饮，发乎神农氏，闻于鲁周公。”相传，我国第一个发现和饮用茶叶的是远古三皇之一的炎帝神农氏。神农教民为耒、耜，以兴农业；尝百草为医药，以治疾病。《神农本草》说：“神农尝百草，日遇七十二毒，得荼而解之。”神农是怎样发现茶的呢？传说神农为人民治病，亲尝试探各种草木的功效，在煮水时，偶然有茶叶由枝头飘入锅内，竟发现茶水可用来治病。
Review :Translate the following sentences into English
1.Bell 在1876年发明了电话
2.电话是(由Bell)在1876发明的吗？
3.电话是什么时候(被）发明的？
炎帝——神农氏
The passive voice.
被动语态
主动语态变为被动语态的步骤:
把原主动句中的宾语转换为被动语态的主语.
2.把动词改为被动形式,即 “be + 过去分词” . 注意 be
动词要按新的主语的人称和数进行变化,时态要和原来
的主动语态的时态保持一致.
3. 原来主动语态句中的主语,如果需要,就放在by后面
以它的宾格形式出现. 如果没有必要就可以省略.其他的
成分 (定语,状语) 不变, 句式也不能变.
The passive voice.
被动语态
主动语态变被动语态的结构图:
Bell invented the telephone in 1876.
The telephone was invented by Bell in 1876.
主语
谓语动词过去时
宾语
时间状语
主语
谓语动词的过去分词
宾语
时间状语
The passive voice.
被动语态
主动语态改被动语态:
Bell
invented
the telephone
in 1876.
was
by
1.Bell 在1876年发明了电话
Bell invented the telephone in 1876
2.电话是(由Bell)在1876发明的吗？
Was the telephone invented( by Bell ) in 1876
3.电话是什么时候(被）发明的？
When was the telephone invented in 1876
Translate the following sentences into English（把下列句子翻译成英语）
Review the following words and phrases----read them together ,three times each
by accident 偶然，无意中
beverage ['b v r d ] 饮料[C]
according to根据;按照;据...所说
ancient：[‘en nt] a. 古代的;古老的
legend [‘l d nd] n. 传说;传奇故事
bush [bu ] n. [C]灌木,灌木丛
fall into 落入；陷于
notice ：['n ut s]注意到
produce [pr ‘dju:s] v. 生产,制造;产生
pleasant [‘pl z nt] a. 令人愉快的
mixture [‘m kst ]n.混合,混合物,混合剂 in this way用这种方法
1. By reading the article know about the invention of tea and answer the questions(读3a了解茶的发明然后回答问题）
Step1 学习目标 learning aims
2.To master some words and expressions 掌握一些单词及表达
Step2 快乐探究
Happy inquiry learning
1 .By reading the article know about the invention of tea and answer the questions
2.To learn the important points in
the article
Who invented tea
Did you know that tea, the most popular drink in
the world (after water), was invented by accident
Although tea wasn’t brought to the western world
until 1610, this beverage was discovered over
three thousand years before that. According to an
Ancient Chinese legend, the emperor Shen Nong
Discovered tea when he was boiling drinking water
over an open fire. Some leaves from a nearby bush
fell into the water and remained there for some
time. The emperor noticed that the leaves in the
water produced a pleasant smell. Later he decided
to taste the hot mixture. It was quite delicious. And
in this way, one of the world’s favorite drinks was
invented.
Step 3 成果展示
Achievement exhibition
A .Read the article and write answers to the questions.
What is the article about
It is about the invention of tea.
It was invented over three thousand
years ago.
It was invented by accident.
4.How was it invented
2. When was it invented
3. Who was it invented by
It was invented by the Chinese emperor
Shen Nong.
B find out the key language points .
invent：[in‘vent]/[ n'v nt]
发明,创造；捏造,虚构 inventor ：[in'vent ]/[ n'v nt ]
发明家,发明者;创作者[C]
invention [in'ven n]/[ n'v n n]
发明,创造[U] /发明物,创作品[C]
翻译：那位发明家发明了许多发明物
The inventor invented many inventions
accident: [ ' ksid nt ] n. 事故,意外的事
by accident 偶然地；意外地；碰巧
翻译：我碰巧找到了它.
I found it by accident
注：by accident==by chance
eg：
I overheard their conversation by chance.
我偶然听到了他们的对话。
By mistake错误地,由于粗心大意
翻译：1.他把盐误放进茶里。
He put salt into his tea by mistake.
2.她误拿了我的伞
She took my umbrella by mistake.
Although/though做连词的用法
翻译：虽然下着雨 ，但是他还是去上学了
Although [Though] it was raining, he went
to school.
not…until… 直到…才做…
翻译：我直到完成我的工作才去睡觉了。
I didn’t go to bed until I finished my work.
thousand的用法
(1).数词+ thousand+n（复数）
(2).thousands of +n （复数）
(3).数词+ thousand of + the n （复数）
如：两千名学生
几千名学生
那些学生中的两千名学生
two thousand students
thousands of students
two thousand of the students
以f , fe 结尾名词变复数规则
巧记-f(e)结尾的名词复数
妻子(wife)持刀(knife)去宰狼(wolf)，小偷(thief)吓得发了慌；躲在架(shelf)后保己（self）命(life)，半（half）片树叶(leaf)遮目光。
这9个名词变复数时，都要改f或fe为v，再加es，其他的以-f(e)结尾的名词则直接加-s变复数。
Fall的用法
过去式：fell过去分词：fallen
fall into （v.+prep.）；落入；陷入
□ fall off ==fall down from
“跌落、从……掉下来”，
□fall in love with…爱上……
□ fall asleep 入睡
□ fall ill /sick 生病
□ fall over向前摔倒
□ fall behind落后
remain“留下”、“逗留”，
Eg :He remain at home to look after the baby
notice注意,注意到
She didn't notice that I had entered the room. 她没有看到我已经走进屋里。 I noticed him winking at his brother. 我察觉他对他兄弟眨眼示意。
Produce 生产,出产;制造;创作
The factory produces 1,000 cars a week. 这家工厂每星期生产一千辆轿车。
pleasant
pleased adj. 表示外部因素引起人发 自内心的欣慰和愉快
pleasant adj. 愉快 高兴 指天气、时间、旅行令人高兴愉快
please v. 使高兴 使同意
Pleasure n.(1）乐事;乐趣[C] It is a pleasure to work with you. 和你一起工作真是件乐事。
（2）愉快,高兴;满足[U] He finds great pleasure in reading. 他从读书中得到很大乐趣。
taste
1.名词 n. 味道,滋味
The liquid has a bitter taste. 这种药水有苦味。
2.及物动词 vt. 尝,辨(味) He tasted both cakes and decided neither was good. 他两块蛋糕都尝了尝,觉得都不好吃。
3.不及物动词 vi.吃起来;尝起来
The medicine tastes bitter. 这药有苦味。 The meat tastes delicious. 这肉味道真好。
Step4 快乐检测
Happy test
1.The camera was one of the great ______ (发明) in the second half of the 19th century.（2009·江苏无锡）
2.-Where is my pen Have you seen it
-Oh, sorry. I have taken yours ________ （错误地）. （09烟台市—改编）
( )3._______ hamburgers are junk food, many children like them. （2009·山东德州）
A. If B. Unless C. Because D. Although
by mistake
inventions
D
4.Tom knew nothing about it _______ his sister told him.（2009·湖南长沙） A. since B. if C. until
c
B
6.______ visitors come to China every year.
（2009·贵州安顺）
A. Thousands of B. Ten thousands
C. Ten thousand of D. Thousand of
5.More than two __ years ago, people knew
little about the universe. （2009·辽宁锦州）
A. thousands B. thousand
C. thousand of D. thousands of
A
7.用 fall into, fall off =fall down from,
fall in love with, fall asleep,
fall ill/sick, fall over ,fall behind填空
Tom ____________(爱上）his new bike.There are too much snow on the ground .Tom was riding much too fast . Suddenly he_________（入睡） and _______________（从…摔下） the bike. Then he _________（向前摔倒） and _________（掉进） the hole（坑，洞） .Later on Tom _________（生病） and _________（落后） his classmates .
fell in love with
fell asleep
fell off /fell down from
fell over
fell into
fell ill
fell behind
leaves
8.I wonder why the on this tree have become yellow recently.（leaf） （2009·扬州）
10.—Oh. I’m hungry. Mum, can I have the hamburger on the plate
—No. It tastes .
A. terribly B. terrible
C. good D. well
B
附加练习1：写出下列名词的复数
狼(wolf-- )一样凶狠的小偷(thief -- )，拿着半(half -- )片叶子(leaf -- )当刀子(knife -- )，架（shelf-- ）在妻子（wife -- ）的脖子上，想要她的命（life -- ）
wolves
thieves
halves
shelves
wives
lives
knives
leaves
附加真题 1
—What’s this？
—A flying disk．It ___ by college students．（2009湖北仙桃市）
A、invented B、invents C、is invented D、was invented
D
附加真题 2
Do you know the Four Great I______ (invent) of _____（古代的） China （2009·湖北恩施）
nventions
ancient
附加真题 3
( ) 10. __ scientists have done a lot of research on A (H1N1) flu, there are still some cases for further study. （2009·江苏南京）A. As B. Once C. If D. Although
D
Did you know that ___, the most ___ ___ in the world (after water), was invented __ ___ Although tea ___ ____ to the ___ ___ until 1610, this _____ was _____ over three thousand years before that. ___ __ an ____ ____ ____ , the ___ Shen Nong discovered tea when he was boiling ___ ___ over an open fire. Some leaves from a ___ ___ ___ ___ the water and ____ there for some time. The emperor ____ that the leaves in the water _____ a ____ ____ . Later he ____ __ taste the __ ___ . It was quite delicious. And __ ___ ___ , one of the world’s favorite drinks ___ ____.
tea
popular drink
by accident
wasn’t brought
western world
beverage
discovered
According to
ancient Chinese legend
emperor
drinking
water
nearby
bush fell into
remained
noticed
produced
Pleasant smell
decided to
hot mixture
in this way
was invented
Step 5 畅谈收获
Talk about your harvest
课时掌控卷：第4课时
