人教新目标 (Go for it) 版九年级全册Section B精品ppt课件

这是一份人教新目标 (Go for it) 版九年级全册Section B精品ppt课件，文件包含Unit6SectionB3a-SelfCheckpptx、Unit6SectionB3a-SelfCheck教案docx、TED-阿兹海默报警袜mp4等3份课件配套教学资源，其中PPT共22页， 欢迎下载使用。
Learning Gals
Key wrds & phrases: prfessinal, descriptin, all f a sudden Key sentences: 1. It is ften difficult t decide n the inventr f certain inventins. 2. Sme inventins can als lead t ther inventins all f a sudden.Students can write descriptins fr their inventins.
Wrds & Expressins
prfessinaldescriptinall f a sudden
adj. 职业的；专业的n. 描述，描写，描绘突然地；出乎意料地
A by was grwing up in a family with three generatins. He has always been very clse t his grandfather. Hwever, his grandfather is a Alzheimer patient （阿兹海默症患者）. One day, his grandfather was walking in a park with him, but suddenly, his grandfather gt lst. He said that was ne f the scariest mment in his life and he wanted t find ut sme way t keep his grandfather’s safe. If yu were the by, what wuld yu d?
What did the by d t keep his grandfather’s safte?
pressure sensr sck
The sck will tell the caregiver whether the Alzheimer patient is leaving by himself / herself.
A pressure sensr was placed n the heel f the sck. When the patient steps n the flr, the alert will be sent t the caregiver’s smart phne.
D yu think the pressure sensr sck is useful? If yu were a businessman, wuld yu like t sell this inventin t thers? Hw wuld yu intrduce it t yur custmer?
Think f smething that yu d nt like t d. Then think f an inventin that culd help yu. Make ntes.
Pre-writing
quickly taking ntes in class
a special pen
While-writing
Imagine yu are a business persn. Write a descriptin f yur new inventin. Try t sell the inventin t the class.
Sample writing
This special pen was invented by Liu Jie. It has three clrs and is used fr taking ntes quickly. It is very useful if yu have a lt t write dwn. The pen cmes with a micrchip that can stre a list f cmmn wrds that yu will use. Yu can prgram the wrds yu will use ften int the micrchip’s memry, then assign a shrt frm t each wrd.
When yu are writing, yu just need t write the shrt frms with the pen, press a buttn n the pen and the shrt frms will change int the actual wrds. The micrchip can cntain up t 50 wrds and yu can make changes t the list f wrds whenever yu need t.
1. Cmplete the passage with crrect frms f the wrds in the bx.
invent dubt mentin website all f a sudden
It is ften difficult t decide n the inventr f certain inventins. This is because smetimes a few peple may ______ things which are nearly the same. It’s hard t tell wh came up with the idea first.
Sme inventins can als lead t ther inventins ______________. S sme peple _________ whether the inventr came up with the idea himself r herself. They think that the inventr used smene else’s idea t create his r her inventin. That is why bks r ________ usually _________ mre than ne inventr when giving infrmatin abut inventins.
all f a sudden
2. Rewrite these sentences using the passive vice.
1. Smene stle my watch._______________________________________2. They used five eggs t make this big cake._______________________________________3. When did they invent the persnal cmputer?_______________________________________
My watch was stlen (by smene).
Five eggs were used t make this big cake.
When was the persnal cmputer invented?
4. They asked us nt t run in the hallway.___________________________________________5. Smene tk the vide back t the stre.____________________________________________
We were asked nt t run in the hallway.
The vide was taken back t the stre (by smene).
3. Find ut infrmatin abut an inventin yu wuld like t knw mre abut and write sentences belw.
Inventin: ____________________________________________When: _______________________________________________Wh: ________________________________________________Purpse: ______________________________________________
用所给单词的恰当形式填空。
The first paper __________ (make) in China in 105 AD.Fr ver 500 years the art f making paper __________ (limit) t China.In 610, papermaking ______________ (intrduce) int Japan.Kites ___________ (knw) in China abut 3,000 years ag.
was limited
was intrduced
5. Wheelbarrws ____________ (invent) in Han Dynasty.6. Gunpwder _______________ (discver) by the Chinese hundreds f years ag.7. Sccer _____________ (develp) in England in the 12th century.
were invented
was discvered
was develped
1. We planted these trees in 1997. (改成被动语态)_______________________________________2. He made a cake yesterday. (改成被动语态)____________________________________
These trees were planted (by us) in 1997.
A cake was made by him yesterday.
3. The teacher gave the students sme advice. (改成被动语态)____________________________________________________4. He was seen t read a bk in his rm. (用I作主语, 改为主动语态)____________________________________________________5. She was helped by all the peple. (改成一般疑问句)_______________________________________________
Sme advice was given t the students by the teacher.
I saw him read a bk in his rm.
Preview 1a — 1c in Unit 7.D the exercises in students’ bk.