九年级下册Grammar授课课件ppt

这是一份九年级下册Grammar授课课件ppt，共37页。PPT课件主要包含了New words，简单句和复合句的转换，Attention等内容，欢迎下载使用。

aware adj. 知道，意识到be aware +宾语从句be aware f sthcircle vt. 围绕，将…..圈起来circle arund the Sun
agreement n. 一致，同意be in agreement； agree with sb；agree abut sthdistance n. 距离，远处the distance between A and Bpssibility n. 可能性the pssibility f ding sth
我们可以用介词短语把状语从句转换成简单句，我们可以用介词把宾语从句和定语从句转换成简单句。
We can rewrite sme adverbial clauses in simple sentences with at the age f, because f and withut.
A Using adverbial clauses r simple sentences
转换时要注意时态和意思的一致性和准确性。
Neil Armstrng received his student pilt’s license when he was 16.
→Neil Armstrng received his student pilt’s license at the age f 16.
Peple might flat in space because the gravity is slw.
→Peple might flat in space because f the lw gravity.
Humans cannt survive if there is n fd, water r xygen.
→Humans cannt survive withut fd, water r xygen.
Daniel is writing abut visiting anther planet. Help him rewrite the sentences using the wrds in brackets.
Learning abut uter space
1. Neil Armstrng tk his first flight when he was nly six. (at the age f) ______________________________________ ______________________________________2. Yuri Gagarin became the first man t g int uter space at the age f 30. (when) ______________________________________ ______________________________________
Neil Armstrng tk his first flight at the age f six.
Yuri Gagarin became the first man t g int uter space when he was 30.
3. Peple might mve t anther planet in the future because the ppulatin n the earth is increasing rapidly. (because f) __________________________________________ __________________________________________ __________________________________________4. If there is n fresh fd, meals will nt be as tasty as they are tday. (withut) __________________________________________ __________________________________________
Peple might mve t anther planet in the future because f the rapid increase in ppulatin.
Meals will nt be as tasty as they are tday withut fresh fd.
5. It wuld be funny t play ftball n Mars because f the lw gravity. (because) ______________________________________ ______________________________________6. Withut special bts, yu cannt walk n Mars. (if…nt ) ______________________________________ ______________________________________
It wuld be funny t play ftball n Mars because the gravity is lw.
If yu dn’t have special bts, yu cannt walk n Mars.
把下面的复合句改成简单句。1. He learnt t swim when he was eight years ld.2. He culd nt g t the party because he had t much hmewrk.
He learnt t swim at the age f eight.
He culd nt g t the party because f t much hmewrk.
3. He cannt slve this prblem if he has n help.
He cannt slve this prblem withut help.
We can rewrite sme bject clauses in simple sentences with prepsitins like f and abut.
B Using bject clauses r simple sentences
常用的一些动词和介词的搭配有：remind smebdy f… 使某人想起……be sure/certain abut…对……确信
→The smell f the pills reminds them f the tasty fd n the Earth.
Are they sure that space travel will be very fast?
→Are they sure abut the fast speed f space travel?
The smell f the pills reminds them that fd n the Earth is tasty.
Millie knws little abut the planet Mars. She is asking Daniel fr mre infrmatin. Rewrite Millie’s sentences using the wrds in brackets.
Millie: (1) Are yu aware hw far Mars is away frm the Sun?Daniel: Yes. Mars is abut 142,000,000 miles away frm the Sun. It takes Mars abut tw Earth years t cycle arund the Sun nce.Millie: (2) Are scientists in agreement that living n Mars wuld be pssible fr humans in the future?Daniel: N. But they’re wrking hard t learn mre abut Mars.Millie: (3) D they think that the lw gravity n Mars might be a prblem?
Daniel: Yes, they d.Millie: (4) Are yu aware that transprt culd be like n Mars?Daniel: It culd be much better than that n the Earth. Hwever, scientists aren’t sure whether peple culd grw plants n Mars.Millie: (5) I wnder hw many peple wuld like t mve t Mars. (6) I think peple shuld knw that life n Mars wuld be different frm that n the Earth.
1. Are yu aware _____________________________________ (distance)?2. D scientists agree _____________________________________ (pssibility)?3. Have they thught _____________________________________ (prblem)?
f the distance between Mars and the sun
abut the pssibility f living n Mars fr humans in the future
abut the prblem f the lw gravity n Mars
4. Are yu aware ___________________________________ (transprt)?5. I wnder ____________________________________ ____________________________________ (number).6. I think peple shuld knw _____________________________________ ____________________________________ (differences).
f the transprt n Mars
the number f the peple wh wuld like t mve t Mars
the differences between life n Mars and that n Earth
The phts remind me f my trip t the UK five years ag.
把下面的宾语从句改为简单句。 1. The phts remind me that I travelled t the UK five years ag.
We can rewrite sme defining relative clauses in simple sentences with prepsitins like with and in.
C Using defining relative clauses r simple sentences
→Peple might live in huses with huge cmfrtable rms.
On Mars yu might see peple wh wear special bts.
→ On Mars yu might see peple in special bts.
Peple might live in huses which have huge cmfrtable rms.
Simn is writing abut Mars. Rewrite the defining relative clauses in simplesentences with prepsitins with r in.
1. Mars is a planet that has an envirnment similar t that f the earth. ______________________________________ ______________________________________2. Astrnauts wh wear space suits and helmets might stay n Mars fr hurs. _______________________________________ _______________________________________
Mars is a planet with an envirnment similar t that f the Earth.
Astrnauts in space suits and helmets might stay n Mars fr hurs.
3. It is difficult t breathe n a planet that has much thinner air than that n the Earth. ______________________________________ ______________________________________4. On Mars there might be peple wh carry air tanks n their backs. ______________________________________ ______________________________________
It is difficult t breathe n a planet with much thinner air than that n the Earth.
On Mars there might be peple with air tanks n their backs.
Simn is interested in stries abut aliens. He even writes t aliens. Replace each f the underlined parts in his letter with anther expressin.
Dear aliens,Humans are thinking abut mving t anther planet (1) because the pllutin n the Earth is very serius. Many peple d nt dubt (2) that life n Mars wuld be very interesting, but I am nt sure. We culd nt play ftball n Mars (3) because f the lw gravity. Life wuld be bring fr me (4) if I culd nt play ftball.
because f the serius pllutin
abut the interesting life n Mars
because the gravity is lw
withut playing ftball.
n the Earth
Maybe this prblem culd be slved by building indr playgrunds (5) which have the same ftball fields as thse n the Earth.By the way, wuld strangers be welcme? I hpe t hear frm yu sn.Simn
with the same ftball fields as thse n the Earth.
D yu knw the girl with tw bks in her hand?
2. The man wh wears a blue shirt is ur English teacher.
The man in a blue shirt is ur English teacher.
把下面定语从句改为简单句。1. D yu knw the girl wh is hlding tw bks in her hand?
Rewrite the sentences int simple sentences.
1.She started t learn drawing when she was seven.
She started t learn drawing at the age f seven.
2. I am sure that the cncert tickets will be expensive.
I am sure abut the high price fr the cncert tickets.
3. I prefer t stay in a htel rm which has a sea view.
I prefer t stay in a htel rm with a sea view.
1. Are yu certain that Tm is satisfied with the plan?
2. I dn’t knw which ne I can buy.
I dn’t knw which ne t buy.
Are yu certain abut Tm’s satisfactin with the plan?
3. I heard she was singing in English.
I heard her singing in English.
4. The phts remind me that I travelled t the UK five years ag.
5. D yu understand what I said?
D yu understand my wrds?
The phts remind me f my trip t the UK five years ag.
将下列复合句改成简单句。1. If I dn’t have a rest, I can’t walk further. I can’t walk further____________________.2. Neil Armstrng was presented the Medal f Freedm because he served excellently. Neil Armstrng was presented the Medal f Freedm______________________.3. Please remind him that there will be a birthday party fr Daniel. Please remind him________________________________.4. Yuan happened t find a natural hybrid rice plant that had many advantages. Yuan happened t find a natural hybrid rice plant_________________________.5. They cllected Mn rcks after they landed n the Mn. They cllected Mn rcks______________________.
withut a rest
because f his excellent service
f a birthday party fr Daniel
with many advantages
after landing n the Mn
复习简单句和复合句的转换。