初中英语沪教牛津版(六三制)七年级上册Unit 3 the earth教课ppt课件

这是一份初中英语沪教牛津版(六三制)七年级上册Unit 3 the earth教课ppt课件，文件包含ListeningGrammarpptx、P34ListeningMP3、listeningmp3等3份课件配套教学资源，其中PPT共28页， 欢迎下载使用。
When yu listen fr facts, yu need t catch the imprtant wrds. Names, times and numbers are usually imprtant. They can help yu find the crrect answers t the questins.
Listen t a quiz abut the sea. Then circle the crrect pictures.
1 a b
3 a b
2 a b
ne quarter three quarters
whale tiger
5 kilmetres 10 kilmetres
Three quarters f the Earth is cvered by water.
Pst-listening
Describe the pictures accrding t the key wrds.
three quartersthe Earthwater
whale live sea
the deepest partseamre than10 kilmetres
The whale lives in the sea.
The deepest part f the sea is mre than 10 kilmetres deep.
1 Only ______ f the Earth is land. a 3/4 b 1/42 Mst f the water n Earth is in ______. a streams and rivers b the seas3 Whales ______ fish. a are b are nt
Try the quiz abut the sea.
4 Sharks are ______. a small b dangerus5 ______ catch fish fr peple t eat. a Fishermen b Farmers6 Sea water usually tastes ______. a sweet b salty7 Peple ______ drink sea water. a can b cannt
A Cuntable and uncuntable nuns
What things are there n Earth?
Hw can we divide these things?
Cuntable nuns
Uncuntable nuns
Cuntable and uncuntable nuns
In English, we can cunt sme things, e.g. rivers and muntains. We cannt cunt ther things, e.g. water and air.

Wrk ut the rule
• (Cuntable/Uncuntable) nuns can have plurals. • We can use a r an befre (cuntable/uncuntable) nuns.• Uncuntable nuns nly take (singular/plural) verbs.
A1 Read the sentences belw and decide whether the nuns in italics are cuntable r uncuntable. Write the wrds in the crrect clumns.
1 There is grass in a frest.2 D nt thrw rubbish int the river.3 The air is fresh in the muntains. 4 The flwers are beautiful. Let me take a pht.5 We shuld drink water every day. Here is a glass fr yu.
glass/water
We use them with (cuntable/uncuntable) nuns.
Yu are in a fast fd restaurant nw. Yu are ging t rder smething. Use I want … , I wuld like … t make rders.
I want a bwl f salad.I’d like a hamburger.
将下列的名词变成复数形式。1. bk ___________________ 2. duck ___________________ 3. huse ___________________ 4. range ___________________ 5. class ___________________ 6. bx ___________________ 7.watch ___________________ 8.child ___________________ 9. city ___________________ 10. family ___________________ 11. tmat __________________ 12. pht ___________________ 13. tth ___________________ 14. man ___________________ 15. knife ___________________ 16. sheep ___________________
Bks ducks huses ranges classes bxes watches children cities families tmates phts teeth men knives sheep
There Be 句型
There is a beautiful wrld under the water.There is a lt f pllutin n Earth.Is there any water in the glass?肯定回答: Yes, there is.否定回答: N, there isn’t.
There are different plants and animals n Earth.Are there five apples in the bag?肯定回答: Yes, there are.否定回答: N, there aren’t.
There be 句型表示人或物的存在
★ 常见的There be 形式如下：肯定式：There is / are …否定式：There is / are nt …疑问式：Is / Are there …?★ There is + 单数可数名词或不可数名词 There are + 复数可数名词
There be 句型中，be动词的单复数遵循“就近原则”
例如：There is a glass f water and three apples n the table.There are three apples and a glass f water n the table.
1.There _______ sme milk, sme eggs and a few apples n the table.is B. are C. has D. have 2. 花园里有一些花和两棵树。________________________________________3. 桌子上有两杯牛奶和一个鸡蛋。________________________________________
There are sme flwers and tw trees in the garden.
There are tw glasses f milk and an egg.
We ften use there is … r there are … t say that smething exists smewhere.
a beautiful wrld under the water. a lt f pllutin n Earth.
Is there any water in the glass?
Yes, there is. N, there isn’t.
There are different plants and animals n Earth.
Are there five apples in the bag?
Yes, there are.N, there aren’t.
Nte the difference belw: There is a glass f water and three apples n the table.There are three apples and a glass f water n the table.
Things t remember
there is = there’sthere is nt = there isn’tthere are nt = there aren’t
• We use ____________ with a singular nun r an uncuntable nun.• We use ____________ with a plural nun.
Jane:(1)_______ pllutin in the sea. What can we d t help prtect the sea? Danny: (2)________ many things we can d. We can have a beach clean-up day. Yu see, (3)_________ always many bttles n the beaches. They pllute the sea.
Jane is asking Danny abut what they can d t help prtect the sea. Cmplete their cnversatin with there is (nt), is there, there are r are there.