(共24张PPT)
Unit 3 Fascinating Parks
Build up your vocabulary
1. Guess the meaning of new words from the context and provided pictures .
2. Learn the method of constructing words through conversion, compounds and derivatives.
3. Express the experience of the park with key words and expressions as fascinating, accompany, adopt, bless, stretch, visible,vast, set up and on the move etc.
4.Voice your oppion of the significance of the national park.
By the end of this period, you will be able to…
Learning objectives
Retelling
buffet
The wind is buffeting the tent.
After enjoying the beautiful scenery,
we had a nice buffet.
A a meal with several dishes
from which people serve themselves
B (wind or wave) strike repeatedly with a lot of force
B
A
Match each word with its proper meaning and make a sentence to describe the picture.
He was standing at the mountain edge.
edge
He edged closer to the sleeping baby.
A the outer limit of an object
B move carefully towards something
A
B
ban
A an official or illegal prohibition
B officially or illegally prohibit
The city will ban smoking in all offices later this year.
There is to be a total ban on smoking in the office.
A
B
remote
A far from, not close
B a device controlling something
else from a distance
He switched through the channels with the remote.
My gramma lives in a remote village.
B
A
Let’s go hand in hand.
Please hand in your exercise books after class.
Her room is clean and tidy.
She cleans her room everyday.
The use /ju:s/ of too much plastic leads to pollution.
May I use /ju:z/ your pencil .
Get me a glass of water
He went out to water the plants.
1. 转化
Conversion
比
较
归纳:由一种词性转化为 或 词性,词性转
化后,有的单词 会发生变化。
另一种
读音
几种
Presentation
easy-going, reading-room, man-made, up-to-date
somewhere, eggplant anyone, newspaper, cowboy
theme park, human rights, bus stop, post office
归纳:由两个或更多的词合成一个词,有的用_______________连接,有的 连写在一起,还有的由 构成.
2. 合成 Compounding
分开的两个词
连词符号 “-”
直接
somewhere, eggplant anyone, newspaper, cowboy
easy-going, reading-room, man-made, up-to-date
theme park, human rights, bus stop, post office
一个英语单词可以分为三个部分:
前缀(prefix),词根(stem)及后缀(suffix)单词中在词根前面的部分就是前缀,它可以改变单词的意思。
3. 派生 Derivation
通常一个单词分几部分?
disagreement
unsucessfully
un
dis
agree
fully
ment
归纳:
派生是由一个词根加上 或 ,构成另一个词。
前缀
后缀
Compounds or derivatives
Decide which words are compounds or derivatives.
Practice
1. I believe that a journalist should be completely objective.
2. Whenever I sneeze, my English teacher says, “Bless you”
3. We are impressed by the vastness and breathtaking beauty of the oceans.
4. He bought a traditional tea set at the airport:a nice teapot and four teacups.
5. He ordered the dish labelled “Pumpkin Pie and Ice Cream”.
D 记者
C 无论何时
D 客观的
D 巨大
C 令人惊叹的
D 传统的
C 机场
C 茶壶
C 茶杯
C 冰激凌
rain(形容词) ________ agree(反义)__________
nation(形容词)_______ farm(人)__________
recent(副词)________ friend(形容词)________
hope(形容词)_______ back(形容词)_________
visit(名词)__________ home(形容词) ________
eight(序数词)________ true(名词)___________
America(形容词)_______ China(形容词)________
按括号内的要求改写下列单词
rainy
national
recently
hopeful
visitor
eighth
American
disagree
farmer
friendly
backwards
homeless
truth
Chinese
1. agree _______ 2. complete _________
3. healthy _________ 4. important ________
5. able _______ 6. cover _________
7. known _______ 8. practical _________
9. tidy _______ 10. perfect _________
11. visible _______ 12. fit _________
disagree
incomplete
unhealthy
unimportant
unable
discover / uncover
unknown
impractical
untidy
imperfect
invisible
unfit
给下列单词加上前缀dis-, un-, in-或im-, 构成意思相反的词。
构词法
转化 Conversion (词性转化)
2. 合成 Compounding
3. 派生 Derivation (前缀/后缀)
Word Formation
(三种类型)
tea+pot
tradition+al
ban
v.
n.
Summary
The Northeast Tiger and Leopard National Park
It's fascinating to see
Complete the passage with the correct forms of the words in the box.
The Northeast Tiger and Leopard National Park was _________ in Jilin and Heilongjiang , with __________ stretching all the way to the border and joining with Russia’s wildlife reserves. This ________ new park is nearly four times larger than the old wildlife park protecting Siberian tigers in Northeast China. Over the years, increased development in the area affected the tigers’ habitat. It was thought that by 1988 there were six to nine wild Siberian tigers living in the _________ region. However, a _________ on development put in place in 2015 resulted in a _________population increase of
set up
boundaries
vast
ban
remote
visible
boundary visible remote vast on the move ban set up
the species, and now the area is thought to have about 35 tigers and 70 leopards. The problem was that the old park was too small to support further population increase. Always ____________, Siberian tigers and leopards need large areas to hunt for food. This large park, with a connection to Russia’s wildlife reserves across the border, should give these species the natural space they need to live in.
on the move
Are you fascinated by nature
It is good to adopt a right attitude towards nature
boundary visible remote vast on the move ban set up
Finish the exercises 1-3 on page 75.
Draw a mind map about the key words we have learnt.
Homework
前缀(prefix)
non-, nonstop,nonsmoker
un-, unable, unemployment
mis-, misunderstand mislead
dis-, dishonest, dislike
im-, impossible, impolite,
in-, incapable, inability,
il-, illegal,
ir-, irregular
anti-/ant-, antiknock( 防震),
counter, counter striker 反恐精英
1. 表示否定的前缀
课后积累
a- 表示“在……之上”,“向……” aboard, aside,
by- 表示“附近,邻近,边侧” bypath, bypass(弯路)
inter-, intel-, 表示“在……间,相互” international,
mid-, 表示“中,中间” midnight, mid-autumn
out-, 表示“在上面,在外部,在外”outline, outside,
over-, 表示“在上面,在外部,向上”overhead, overboard
extra-, 表示“额外” extraction (提取)
fore- 表示“在前面” forehead, foreground
in-, im-, 表示“向内,在内,背于”inland, inside, import
under-, 表示“在…..下面,下的” underline, underwater
up-, 表示“向上,向上面,在上”upward, uphill(上坡)
2. 表示空间方位关系的前缀
1.re--“又\,再” repeat, review, return, reunite, remarry
2. co—“联合,伴同” cooperate, coexist, co-worker
3. super—“在…上;加之” superman, supermarket
3. 表示其它意义的前缀
例 词
名 词 -an -er -or -ese -ian -ist -ism -ment -ness -tion -ship -hood -ure -ee -eer -ery -ess -age -al -cy American, Korean
farmer, thinker, painkiller
actor, sailor, collector
Chinese, Japanese, Portuguese
Egyptian, Russian, Asian, musician
artist, pianist, communist, scientist
socialism, realism, idealism
government, movement, development
business, illness, darkness
invention, liberation, education
friendship, ownership
childhood, neibourhood
departure, failure, exposure
employee, trustee, interviewee
engineer, profiteer
machinery, jewellery
actress, waitress, empress
leakage, shortage
renewal, withdrawal
privacy, accuracy
后缀(suffix)
例 词
形容词 -able -al -an/ian -ese -ful -ive -ly -(i)ous eatable(可食用的), comfortable(舒适的)
natural, official,
American, Canadian , Indian
Chinese, Japanese.
beautiful, colorful, wonderful
native, passive, expensive
friendly, ,lovely, weekly
curious, famous, dangerous
动 词 -(e)n -fy -ize -ate widen, strengthen, lengthen
simplify, beautify
apologize, organize, realize
activate, motivate
副 词 -ly -ward(s) really, badly, perfectly, truly
towards, forward, outward
例 词
数 词 -teen -ty -th fourteen, fifteen, eighteen
forty, fifty, eighty
fourth, fifth, eighth
1.首字母缩略:USA,UN,UK,POB,VIP,Aids,
2.缩短词:examination(exam),telephone(phone)
3.拼缀词:smog 烟雾= smoke+fog,
motel汽车旅馆 = motor+hotel
构词法4. 缩略 Breviary