高中英语人教新课标选修七 unit3 Under the sea Using Language 课前梳理 课文讲解 课后语言点讲解课件（共56张）

(共56张PPT)
Revision of vocabulary
jog
target
pure
neat
grey
shallow
steep
reflect
aware
vivid
narrow
sharp
tasty
scare
pension
网；网状物；网络
潮(汐)；潮水；潮流
细胞；(蜂房的)巢室
海草；海藻
闪光信号灯；手电筒；闪光灯
吮吸
海龟；龟；甲鱼
界限；分界线
使人敬畏的；令人畏惧的
海豹；封条；印章
be in danger of
be trapped/caught in
wake up
be/become aware of
upside down
get close to
stop sb. from doing sth.
(be) scared to death
B7 U3 Under the sea
Let’s enjoy
the wonderful world
under the sea!!
coral
angel fish
jellyfish
seaweed
shrimp
parrotfish
sea-slug
sea-star
whale
turtle
sea-horse
eel
mermaid
clam
sharks
dolphin

In what ways can we see them?
at an aquarium
Now, we are going on a snorkelling trip into the deep ocean!
on a snorkelling trip
Sea Anemone海葵
anemone fish
海葵鱼；小丑鱼
sea-turtle 海龟
giant clam 巨蚌
grey reef shark 灰礁鲨
A New Dimension of Life
崭新的生活空间
Unit 3 Under the sea Reading II
Glance quickly through the diary entry and number the paragraph topics in the correct order.
Underline the creatures in the diary and try to number the paragraph topics.
2
1
3
4
5
6
What’s the style( 体裁) of the passage？
A travel journal
Topic Paragraph number
colors and shapes
dangers
reflecting
the reef’s edge
a final thought
some sea creatures
Scanning: 课文判断正(T)误(F)
1.The corals were fantastic—they were shaped like various things，such as fans，plates，mushrooms and so on.( )
2.The fish seemed to welcome the author’s swimming among them.( )
3.There were some big fish that cleaned the bodies of smaller fish.( )
4.The author liked to get close to eels with strong sharp teeth.( )
5.Although the sharks were not dangerous，the author still felt scared to death for a moment.( )
T
F
F
F
T
Were there more delights than dangers when snorkelling? List them and decide for yourself.
extraordinary beauty
different kinds
of fish
small caves
Delights
① seeing such _____________ ______
under the waves
② seeing so many _________ ______
______ _______
③ exploring _______ _______ under
the sea
dangerous
getting lost
being attacked
fish
Dangers
① meeting with some ___________
_______
② ________ ________ in small caves
③ _________ _________ by sharks
Complete these noun groups from the diary entry and give their meanings in Chinese.
warm night
温暖的夜空
the waving long
thin
波动着的 细长的海藻
Noun Groups Meaning
① ___________ air
② ________________
_____ seaweed
hard bird-like
thick green
像鸟嘴一样的硬嘴
宽厚的绿嘴唇
a yellow-spotted red
带着黄斑点的红色海蛞蝓
Noun Groups Meaning
③ ________________
mouth
④ ___________ lips
⑤ __________________
sea-slug




a large wise-looking
strong sharp
two grey reef
两条灰色的珊瑚鲨
一只长相聪
慧的大乌龟
非常锋利的牙齿
Noun Groups Meaning
⑥ __________________
turtle
⑦ ____________ teeth
⑧ ____________ sharks
Find the adjectives in the passage that go under these headings. What do you notice about the order of these adjectives in the noun groups in Exercise 3 on page25?
a two
small thick large
long thin
green grey yellow red
spotted
Adjectives
Number _____ _______
Size _______ _______ ______
_______ _______
Color _____ ____ _______ ____
Pattern ________
pattern
size
多个形容词修饰同一名词的顺序 口诀1：县 官 行 令 色 国 才 口诀2：OSACOM
Adjectives
The order of adj. + n. Number comes before ______; size comes before color; color comes before ________.
1.The writer first became aware of .
A.all the animals that he saw
B.all the vivid colours surrounding him
C.all the pictures he took
D.all the flowers in the park
1
2
3
√
答案
4
5
阅读理解
2.What was hanging upside down in the sea according to the text?
A.The orange and white fish.
B.The yellow?-spotted red sea-?slug.
C.The yellow and green parrotfish.
D.The orange and blue-?striped angelfish.
1
2
3
√
答案
4
5
√
3.What astonished the writer was that the small fish .
A.could eat sharks
B.dared to get inside the mouths of larger fish to clean their teeth
C.feared no animals in the sea
D.were friendly to large fish
1
2
3
√
答案
4
5
√
4.From the whole text we know that the author felt that .
A.he was a tiny spot compared with the sea world
B.the ocean was a tiny spot compared with the whole world
C.there was no danger in the sea except sharks
D.all kinds of fish were waiting for something for food
1
2
3
√
答案
4
5
√
5. What do the words “shelves” and “passage” in Para.3 mean ?
架子 ，文章
架子，通道
岩石，通道
岩石 ，船费
√
6. Judging from the text, what the author mainly wants to tell us in the diary is ____.
that the sea is fantastic with vivid colors.
that the water where he was snorkelling is not deep but shallow.
what he saw and how he felt in the sea.
that all the plants in the sea are poisonous.
√
7. Which of the following sentences show that the author couldn’t help feeling excited in the sea? ________.
My heart was beating wildly.
I felt scared to death.
Every cell in my body woke up.
I felt very exposed in such deep clear water.
√
8. We can infer from the text that the author felt that ______.
A. Compared with the whole world, man is small.
B. Compared with the whole world, the ocean is small.
C. There were more delights than dangers when snorkelling.
D. There were more dangers than delights when snorkelling.
√
Find the beautiful sentences and phrases.
a day of pure magic
It was the most fantastic thing I have ever done.
Every cell in my body woke up.
My heart was beating wildly.
What a wonderful, limitless world it was down there!
What a tiny spot I was in such an enormous world!
feeling scared to death
The first thing I became aware of was all the vivid colors surrounding me.
Language points
A NEW DIMENSION① OF LIFE
para1
reflect on 仔细思考，考虑
with a cold drink in my hand是“with＋宾语＋宾语补足语”结构。此处的宾语补足语是介词短语in my hand。
I have ever done是定语从句，修饰先行词the most fantastic thing。先行词被形容词最高级修饰时，定语从句的引导词宜用that。此处that在从句中作宾语，已被省略。
现在分词短语Seeing such extraordinary beauty作状语。
(2)with复合结构在句中常作状语, 表示原因、方式、时间、伴随等, 其构成是:
【活学活用】
①With ___ ______ __ ___ ______, he left with
disappointment. 由于口袋里没钱, 他失望地离开了。
②With _____ _________ ______, he didn’t know what
to do next.
随着很多问题的出现, 他不知道下一步该做什么了。
③With ___ ___ ______ _______, she went home happily.
所有的东西都买到了, 她高兴地回家了。
no
money
in
his
pocket
many
problems
arising
all
the
things
bought
The first thing I became aware of⑨ was all the vivid⑩ colours surrounding? me—purples, reds, oranges, yellows, blues and greens. The corals were fantastic—they were shaped like fans, plates, brains, lace, mushrooms, the branches of trees and the horns? of deer. And all kinds of small, neat? and elegant fish were swimming in and around the corals.
para2
I became aware of是省略了引导词that(不宜用which)的定语从句，修饰The first thing。
现在分词短语surrounding me作定语，修饰colours。
对……知道、明白；意识到……
para3
that hid in the waving...和that clean the bodies...均是that引导的定语从句。
mind (sb./one’s) doing sth.介意(某人)做某事(mind后接动名词或动名词的复合结构)
waiting for me为现在分词短语作定语，修饰a surprise; as I explored...为as引导的时间状语从句。
and sucking? tiny plants off the coral with its hard bird?like mouth; a yellow?spottedred sea?slug was sliding by a blue sea?star; a large wise?looking turtle was passing so close to me that I could have touched it.
para3
suck[s?k]vt.& vi.吮吸
yellow?spotted adj.带着黄斑点的
wise?looking adj.长相聪慧的
◆so...that引导结果状语从句。
see sb.doing sth.意为“看到某人正在做某事”
para4
that I didn’t want to...是that引导的定语从句，修饰other creatures。
in between在……之间
scarevt.恐吓 vi.受惊吓
with only its head showing from a hole是with复合结构，在句中作伴随状语；现在分词短语watching for...作showing from a hole的状语，对其加以补充和说明。
which引导非限制性定语从句，which指代two grey reef sharks。
para5
where the reef ended是where引导的地点状语从句。where意为“在某个地方”
现在分词短语looking down into the depths of the ocean作伴随状语。
(be) exposed in暴露在……中　
be exposed to接触，暴露给……
wildly adv.急剧地；失控地；紊乱地
【句型剖析】
　　本句含有一个where引导的地点状语从句, 也可将画线部分看成一个重点句型, 即“where. . . , there be. . . ”意为“在……的地方, 就有……”。
①A cinema is a building ______ ____ __ ______.
电影院是放映电影的场所。
②Where there is a will, there is a way.
译: _______________
where
film
is
shown
有志者事竟成。
para6
两个what引起的感叹句加强感彩。
During the snorkelling trip, the writer first became ______ of the _____ colours and the fantastic corals. He saw little fish ________ the bodies of larger fish, the parrotfish _________ upside down,
aware
vivid
cleaning
hanging
Fill in the blanks.
a sea-slug _______ by a sea-star,
a turtle passing so close to him, an eel ________ its head from a hole, a clam _______ for something to swim in between its thick green lips. He felt ______ to death on seeing some creatures. It is a wonderful and __________________ world under the sea.
limitless / enormous
showing
waiting
scared
sliding
1.充满魔力的一天/地方

2.非凡的美景

3.这是我所做的最奇妙的事。

4.全身的细胞都被唤醒了。

5.就像是发现了生活中崭新的一面。

6.我觉得吓得要命。

7.我的心跳得厉害。
a day of pure magic / a place of pure magic
extraordinary beauty
My heart was beating wildly.
Every cell in my body woke up.
I felt scared to death.
It was like discovering a whole new dimension of life．
It was the most fantastic thing I have ever done.
Suppose you visited a scenic spot today. Write a diary about your experience by using the beautiful words and expressions.
去年/上周/昨天/…,我去参观了长城/迪士尼(Disneyland)/世界公园(the World Park)/西湖（the West lake）/…。这是我所做的最奇妙的事。它同其他的公园/地方不一样（be different from），它就像是（seems like）一个充满魔力的地方。看到这样非凡的美景，我周身的每个细胞都苏醒了，就像发现了生活中崭新的一面。
在公园里/水里/…，我看见了….。我的心急剧地跳动。我感觉要吓死了，当我看见….的时候。
这个公园/西湖/…是多么的美妙！我度过了多么美妙的一天啊（And what a good time I had had in it.）。
1.Give a brief introduction.
2.Talk about what you have seen and done.
3.Tell us your feeling after visiting it .
Last week, I went to visit Disneyland with my parents. . ` . Disneyland is named after Walt Disney, the famous film maker. It is so different from other parks that it seems like . Seeing such extraordinary beauty, I think `
.` .
We enjoyed ourselves very much in Disneyland. The first thing we was all the vivid life-size cartoon figures, such as Snow White, Winnie, Alice and so on. I even took a photo with Mickey Mouse. Then we went on some exciting rides like roller-coaster ride and merry-go-round. Besides, we watched a horror film named Jurassic Park. Seeing the terrible sight, . I when seeing the dinosaurs attacking people who wanted to steal them.
! And what a good time I had had in it. Disneyland was really a good combination of fun and learning.
It
was the most fantastic thing I have ever done
a place of pure magic
every cell in my body
woke up
It was like discovering a new dimension of life
became aware of
my heart was beating wildly
felt scared to death
What a wonderful, limitless world Disneyland was
Translate some sentences :
他的思想走在时代的前列.

我失业时没有人帮我.

坐在房间时,他没有觉察到危险.
He is ahead of times in his ideas .
Nobody helped me out when I lost my job.
Sitting in the room ,he wasn’t aware of the danger .
4. 会议还要一个小时才开; 在此期间让我们
休息一会.

5. 他们都被那可怕的暴风雪吓死了.

6. 他在找书时,把房间翻得乱七八糟.
The meeting will begin in an hour ;in the
meantime , let’s have a rest .
They were scared to death by the terrible storm .
Looking for his book , he turned the whole room upside down .
Thank you !
Bye-bye!