上册unit4公开课课件scction A
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人教版2020年八年级英语上册unit 4 section a (1a-2d)

3. 进行实验与收集证据
实验 次数
1
左边
右边
动力 距离 阻力 距离 F1/N L1/cm F2/N L2/c
m
2
支 L1
点
到
力
的
作
用 点
F1
的
距
离
3
4. 分析与论证 思考:
杠(杆1)水影平响平杠衡杆的水条平件平是衡:的因素有哪些? (动2)力观这×察些左实因边验素距数之离据间,=有分什阻析么力杠关×杆系右平?边衡距时离,
2 3
4
Practice
1c Practice the conversations in 1a with
your partner. Then make your own conversations using the words in the box.
Where is the schoolbag?
L2 F2
省力杠杆(动力臂 > 阻力臂) O
L2
L1
F1
F2
O
h1
h2
h1 > h2
∴省力杠杆的特点是:
省力费距离
省 力 杠 杆 的 应 用 :
费力杠杆(动力臂< 阻力臂) L2Fra bibliotekO L1
F2
F1
O
h1
h2
h1 < h2
∴费力杠杆的特点是:
费力省距离
我们需要用费力杠杆吗?它有什么好处?
等臂杠杆(动力臂 =阻力臂) O
chair
/eә/
schoolbag books keys /æ/
in on under
Words and expressions
人教英语八年级上册Unit4Section A(1a-1c)(共34张PPT)

Jiuzhou Movie Theater has better sound .
Jiuzhou Movie Theater Dadi Movie Theater
Dadi Movie Theater has the best sound .
seat
comfortable seats 舒适的
Jiuzhou Movie Theater
Town Cinema Screen City Movie World
While-listening Task II----Fill in the blanks
Conversation 1
Jack: Hi, Anna. Do you want to go to the movies? Anna: Hi, Jack. Yes, let’s see a movie. Jack: What’sthe best movie theater to go to? Anna: Town cinema. It’s the closest to home. Jack: Yes, but what about the long waiting
Dadi Movie Theater has big screens.
Jiuzhou Movie Theater
new movies best sound
Jiuzhou Movie Theater has new movies. Jiuzhou Movie Theater has the best sound.
has the most comfortable seats.
popular
Hongtai Movie Theater is popular .
Hongtai Movie Theater
Jiuzhou Movie Theater Dadi Movie Theater
Dadi Movie Theater has the best sound .
seat
comfortable seats 舒适的
Jiuzhou Movie Theater
Town Cinema Screen City Movie World
While-listening Task II----Fill in the blanks
Conversation 1
Jack: Hi, Anna. Do you want to go to the movies? Anna: Hi, Jack. Yes, let’s see a movie. Jack: What’sthe best movie theater to go to? Anna: Town cinema. It’s the closest to home. Jack: Yes, but what about the long waiting
Dadi Movie Theater has big screens.
Jiuzhou Movie Theater
new movies best sound
Jiuzhou Movie Theater has new movies. Jiuzhou Movie Theater has the best sound.
has the most comfortable seats.
popular
Hongtai Movie Theater is popular .
Hongtai Movie Theater
人教版七上英语四单元Unit 4 Section A (1a-2d)PPT课件

Err…where’s the map? Mom: I think it’s in your
grandparents’ room. Jack: Yes, it’s on their bed! And my hat? Mom: It’s on your head! Jack: Oh, yeah! Haha!
Mom: Come on, Jack! Jack: Oh, no! Where’s my bag? Mom: Hmm…is it on your desk? Jack: No. And it’s not under the
chair. Mom: Oh! It’s on the sofa. Jack: Thank you, Mom.
如果句子的主语是可数名词的单数形式或不 可数名词,用is,如果主语是可数名词的复数 形式,用are。这类句子的答语往往是“It is / They are + 方位介词+名词或代词”。如: --- Where is the computer? 计算机在哪儿? --- It’s on the desk. 它在桌子上。 --- Where are his keys? 他的钥匙在哪儿? --- They are on the sofa. 它们在沙发上。
Do you know these things?
books
keys a computer game
a ruler
a pencil box a schoolbag
2a Listen and number the things [1-6].
2
6
5
3
4
2b Listen again. Find the things from 2a and number them in the picture [1-6].
grandparents’ room. Jack: Yes, it’s on their bed! And my hat? Mom: It’s on your head! Jack: Oh, yeah! Haha!
Mom: Come on, Jack! Jack: Oh, no! Where’s my bag? Mom: Hmm…is it on your desk? Jack: No. And it’s not under the
chair. Mom: Oh! It’s on the sofa. Jack: Thank you, Mom.
如果句子的主语是可数名词的单数形式或不 可数名词,用is,如果主语是可数名词的复数 形式,用are。这类句子的答语往往是“It is / They are + 方位介词+名词或代词”。如: --- Where is the computer? 计算机在哪儿? --- It’s on the desk. 它在桌子上。 --- Where are his keys? 他的钥匙在哪儿? --- They are on the sofa. 它们在沙发上。
Do you know these things?
books
keys a computer game
a ruler
a pencil box a schoolbag
2a Listen and number the things [1-6].
2
6
5
3
4
2b Listen again. Find the things from 2a and number them in the picture [1-6].
人教版八年级上册英语教学人教八年级上Unit4 SectionAGrammarFocus3c课件共2

expensive the most expensive
comfortable
the most comfortable
good /well the best
三、Who has the sharpest eyes
the longest The Nile is river
in the world .
Qomolangma the highest
best most worst least furthest
The superlative form(s最高级)
fast
the fastest
famous
rich
the most famous
the richest busy
the t safe
the safest far the farthest
is
mountain
of all the mountains.
最高级标志 :_____in__ _____o__f .
最高级含义 :___三__者__或_三__者__以__上__的_比__较__.
四、Who does them the best
1. It's as __h__o_t ___(hot) as yesterday. 2. Who sings t_h_e_m__o_s_t_b_e_a_u_t_if_u_ll_y(beautifully) of the three? 3. I'm _m__o_r_e_o_u_t_g_o_i_n_g__(outgoing)than my sister. 4. Tom is __t_h_e__h_e_a_v_ie_s_t____(heavy )in our class. 5. Which movie theater is ____b_e_t_t_e_r ____(good), Jimei Wanda Theater or SM Wanda Theater? 6. Lang Ping is ____t_h_e_n_i_c_e_s_t_____(nice) volleyball coach I know.
新版PEP小学英语四年级上册Unit 4 PartA公开课课件

Where is she?Where is she?
Is she in the study ?
No,she isn’t .
Is she in the kitchen ?
Yes, she is. Yes, she is.
Where’s my cat?
Where are my crayons?
Make a short dialogue:
Excuse me, Cute Cat. Can you help me go up?
Yes! Sure! I can help you up.
Let me use my mouth. Oops!
Oh, sorry. I'm too heavy. I can't go up.
Yes! Sure! I can help you up.
• I’m clean. I have many drinks.I can make you strong.What am I?
home
This is my home. You can see… a study a bathroom a bedroom a living room
a kitchen
b c d f g h j k l m n p r s t
u e
b c d f g h j k l m n p r s t
Read, listen, and chant.
use
use a pen use a knife use a ladder
ห้องสมุดไป่ตู้cute
___
____ ___
excuse
Excuse me. My name is Duke. I lost my mule.
人教版七年级英语上册Unit 4 Section A1优秀公开课课件

在„„上面
--Where is the cat? --It's under the box.
在„„下面
Where are __________the books? __________the They’re in bookcase.
Where ’ s thepencil _______? __________the keys? Where are ________the schoolbag Where ’s __________? It ’s____ the table. on _______________________. They ’re under the chair It’s_______ under the table.
Words Review
chair desk think under their on hat head yeah
n. 椅子 n. 书桌 v. 认为;想;思考 prep. 在……下 pron. 他 (她, 它) 们的 prep. 在……上 n. 帽子 n. 头 interj. 是的;对
Lead in 1
1a Match the words with the things in the
picture.
1. table __ 2. bed __ 4. bookcase __ 5. sofa ___ 6. chair ___ 7. schoolbag __ 8. books __ 9. keys ___
Lead in 2 Where is Tom ’ s cat? Where are Tom ’ s shoes? Where is his football? This is Tom’s bedroom, but he can not find his things. His cat is Where are they? Can you It’ s in are They under the help the himbox. to find them? on the chair. floor.
--Where is the cat? --It's under the box.
在„„下面
Where are __________the books? __________the They’re in bookcase.
Where ’ s thepencil _______? __________the keys? Where are ________the schoolbag Where ’s __________? It ’s____ the table. on _______________________. They ’re under the chair It’s_______ under the table.
Words Review
chair desk think under their on hat head yeah
n. 椅子 n. 书桌 v. 认为;想;思考 prep. 在……下 pron. 他 (她, 它) 们的 prep. 在……上 n. 帽子 n. 头 interj. 是的;对
Lead in 1
1a Match the words with the things in the
picture.
1. table __ 2. bed __ 4. bookcase __ 5. sofa ___ 6. chair ___ 7. schoolbag __ 8. books __ 9. keys ___
Lead in 2 Where is Tom ’ s cat? Where are Tom ’ s shoes? Where is his football? This is Tom’s bedroom, but he can not find his things. His cat is Where are they? Can you It’ s in are They under the help the himbox. to find them? on the chair. floor.
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1a Match the words with the things in the
in 在……里面
on 在……上面
under 在……下面
I’ m Tom.
Where’s Tom?
where’s = where is ……在哪?
It’s in the box.
Where’s Tom? It’s on the box.
Where’s Tom? It’s under the box.
Where are the books?
They’re under the dictionary
Where’s the pen?
It’s under the table.
Where are the keys?
They are on the table.
Where are the rulers?
They’re in the schoolbag.
Ask and answer in pairs.
You can use these sentences 你可以使用下列句型: Where is the…? It’s on/ in /under the…. Where are the…? They are on/ in/ under the…
Where are the keys?
They’re under the table.
Where are the CDs?
They’re on the computer game
Where’s the eraser?
It’s in the schoolbag.
Where’s the key?
Exercise:Ⅱ对划线部分提问:
1. They are under the chair. Where are they? 2. My clock is on the table. Where’s your clock? 3. His keys are in the box. Where are his keys? 4. Tom is at school. Where’s Tom? 5. Anna’s books are on the Where are Anna’s books? bookcase.
It’s under the table.
Homework
Write a conversation with the sentences: (1)Where is …? It’s in/on/under… (2)Where are…? They are in/on/under…
Thank you!
It’s on the dictionary.
总结:where对地点提问
Where’s +单数名词 ? It’s in/on/under …
Where’re +复数名词 ? They’re in/on/under …
Where’s the baseball?
It’s on the notebook.
Where’s the pen?
It’s under the notebook.
Where’s the clock?
It’s in the
Where are the baseballs?
They’re in the pencil case.
Where are the keys?
They’re on the bookcase.
1b
Listen and number the things in the picture [1-4].
4 2
3
1C
Can you find out where these things are?
books
cat
computer
keys
bags
on the floor 在地板
Objects(物品)
你真棒!
bookcase
books
chair
baseball
keys
schoolbag
hat
ExerciseⅠ: Fill in the blanks.
1.Where____ is my key? It ____ is in my box.
are my books? They ____ are in the bag. 2.Where _____
in
本课生词 chair table sofa bookcase
on
under where
bed
本课句型
Where’s the baseball?
It’s in the schoolbag.
Where are the books?
They’re on the sofa. Where’s the schoolbag?
chair
table
bed
sofa
bookcase
bookcase
chair
table
sofaBiblioteka bedpicture. 1. table __ b 2. bed __ e 3. bookcase __ h g 4. sofa __ 5. chair __ d 6. schoolbag __ a 7. books __ f 8. keys __ c
Unit 4
Where’s my schoolbag?
Section A period 1
学习目标: • 1.能正确使用下列单词或短语: • where,bed,table, bookcase,sofa,chair,in,on,under. • 2.能够熟练使用where 引导的特殊疑问句。 • 3. 能够熟练使用介词 in, on, under描述物品所在的位 置。 • 4.掌握下列句型: • Where’s my/his your schoolbag? • It‘s under/on the table. • Where are my/their books? • They’re on the sofa /in their schoolbag.
3.Where _____the chair? ___ is It is under the table.
are pencils. ______ They are in my pencil case. 4.Where _____my
5.__________ Where is my baseball? It’s on the desk.
Place(位置)
on the floor
in the box on the sofa
-- Where is the…? -- It’s … -- Where are the…? -- They are …
on the table
on the bed
一、快速说出下列物品。
table bed
sofa