人教英语选修7Unit3 Under the sea reading课件（30张PPT）

(共30张PPT)
Discuss the following questions:
Have you even seen the film: Finding Nemo ?
It’s very beautiful and interesting.
There’re 3.5 trillion (一兆) fish in the ocean.
They are looking for one named Nemo.
2. Do you know where we can see them?
Pre-reading
coral
You will see the beauty of the sea
anemone fish
鹦嘴鱼

parrotfish
?????????????????????????????? 　　鹦嘴鱼有很多小牙齿,这些牙齿甚似鹦哥的嘴，故名鹦嘴 parrotfish 。雌鱼与雄鱼往往因年龄的不同而产生完全不同的体色与体形。
sea-slug 海蛞蝓
sea-star 海星
green sea turtle
身长约100-200cm
Octopus章鱼
sea horse海马
eel 海鳗
slippery
You will see the danger of the sea
clam (蛤,蚌)
reef shark （珊瑚鲨）
Shark
You will discover
Scanning
reflect
映射 回忆
cave
洞穴
sharp
锋利的
upside down
上下颠倒的
magic
魔幻
shallow
浅的
beauty
美丽的事物
become aware of
意识到
be scared to death
吓的要死
vivid
生动的 鲜艳的
pure
纯的　　　　　
tasty
好吃的 可口的
Glance quickly through the diary on page 24 and circle the marine creatures mentioned in it.
Glance quickly through the diary entry on the previous page and then number the paragraph topics in the correct order.
Fast-reading
Topic Paragraph number
Colors and shapes
Dangers
Reflecting
The reef’s edge
A final thought
Some sea creatures
2
4
1
5
6
3
2. What was hanging upside down in the sea according to the text?
A. The orange and white anemone fish.
B. The yellow-spotted red sea-slug.
C. The yellow and green parrotfish.
D. The orange and blue-striped angle fish
1.In the diary, the author mainly wants to tell that____.
what the writer saw in the sea
how the fish eat in the sea
the vivid colors in the sea
all the plants in the sea are poisonous
Read and choose the best answers.
Comprehension
3.When the author saw two____, he felt scared to death.
A. anemone fish B. parrotfish
C. sea-slugs D. sharks
an eel, the giant clam and grey reef sharks
4.How many kinds of creatures didn’t the author want to get too close to according to the fourth paragraph?
A. two B. three C. four D. five.
1. _____________________ air
2. _____________________ seaweed
3. _____________________ mouth
4. _____________________ sea-slug
5. _____________________ turtle
6. _____________________ teeth
7. _____________________ lips
8. _____________________ reef sharks
the waving long thin
hard bird-like
two grey
strong sharp
warm night
Searching
Fill in these blanks from the diary entry. Note the use of adjectives.
thick green
a large wise-looking
a yellow-spotted
Number
Size
Colour
Pattern
a, two.
Find the adjectives in Exercise 3 that go under these headings. What do you notice about the order of these adjectives in the noun groups in Exercise 3?
small, thick, large , long, thin.
green, grey, yellow, red
spotted
Group Work
1.a day of pure magic 2.extraordinary beauty 3.it was the most fantastic thing I have ever done
4.my heart was beating wildly 5.every cell in my body woke up 6. (I felt) scared to death
7.it was like discovering a whole new dimension of life
In groups, check their meanings with each other. Then tell each other about the times you had such feelings like these.
1. reflect (vt. ＆vi.) “反射,映射,思考”
After __________ for a time , he decided not to go there .
The mountains _________ in the lake were very beautiful .
※ reflect on (upon) “仔细考虑, 思考”
我要思考下一步该怎么做.
I will reflect on what to do next .
2.be/ become (well) aware of / that…对…知道，明白；
意识到
我希望在情况影响你之前,你能察觉到。
I want you to be aware of the situation before it affects you. 我很清楚他就是我要求助的人。
I ______________he is the one I should turn to.
reflecting
reflected
am well aware that
Para.1
Para.2
3.upside down
“上下颠倒的(地)，乱七八糟的(地)”
The office is being decorated, so
_______________________________.
你把那张图片给弄颠倒了.
You have got _____________________不要把那个盒子倒着拿.
Don’t hold________________________.
★★★ inside out “(穿)反了,倒悬,乱七八糟地”
Look , Jack’s jacket________________.
everything is upside down
the picture upside down.
the box upside down
is inside out
Para.3
4. scare n. v.
sb be/feel scared to death 把某人吓得要死
I felt ______________when I knew how dangerous I was.
当我听到那可怕的声音时, 我都快吓死了__________ (hear) the terrible sound , I would be scared to death.
☆ 1) be scared to do sth /of doing sth
害怕干某事
2) scare sb. to death 吓死某人了
You scare me to death. 你吓死我了。
她不敢(害怕)乘坐飞机.
She ________________in a plane .
Hearing
scared to death
is scared to fly
Para.4
1. Complete the sentences with suitable phrases from the Unit.
1) He's the one man who can ____you ___of your difficulty.
2) By working hard he got _________the rest of the class.
3) Just leave everything over there I'll ______it ______later.
4) I want you to __________the situation before it affects you.
help
out
ahead of
sort
out
be aware of
5) What a mess! Everything in the room was turned _________________.
6) I _____________give up when the good news came. 7) We heard the bell striking 2 o' clock ________ __________. 8) He took ___________cigarettes from his shirt pocket. 9) The general and two soldiers had come up
________________.
10) Let them who agree __________their hands!
upside
down
was about to
in the
distance
a pack of
in the meantime
hold up
List the delights and dangers when snorkeling.
extraordinary
getting lost
beauty
so many different
kinds of fish
small caves
poisonous fish
being attacked
delights dangers
1.seeing such _______
_____ under the sea 1. ____________
2. seeing ___________
___________ 2. _____________
in small caves
3. exploring ________
under the sea 3. _____________
by sharks
If you have a chance to go snorkelling , what will you see under the sea? And write a short article.