初中英语Grammar精品课件ppt

这是一份初中英语Grammar精品课件ppt，共19页。PPT课件主要包含了without，Exercise， with， in， about 等内容，欢迎下载使用。
一、用介词短语把状语从句换成简单句
when 所引导的时间状语从句 1. She started t learn drawing when she was seven. She started t learn drawing________________ . 2.Neil Armstrng received his student pilt 's licence when he was 16. Neil Armstrng received his student pilt 's licence _______________
at the age f seven
at the age f 16
because 引导的原因状语从句
3.He culd nt g t the party because he had t much hmewrk. He culd nt g t the party because f t much hmewrk might flat in space because the gravity is lw. Peple might flat in space _________________ _________________.
because f
the lw gravity
if 所引导的条件状语从句
5.He culd nt slve this prblem if he has n help. He culd nt slve this prblem _____________ . 6.Humans cannt svrvive if there is n fd, water r xygen. Humans cannt svrvive ______________________ .
withut help
withut fd, water r xygen
用介词短语把状语从句换成简单句
1.“when+从句”转换成__________________2.“because +从句”转换成 ______________3.“if 的否定句”转换成 _______
at the age f …
because f …
Exercise
1.Neil Armstrng tk his first flight when he was nly six. ( at the age f ) Gagarin became the first man t g int uter space at the age f 27. ( when ) ____________________________________ ____________________________________.
Neil Armstrng tk his first flight at the age f six
uter space when he was 27
Yuri Gagarin became the first man t g int
3.Peple might mve t anther planet in the future because the ppulatin n the earth is increasing rapidly. (because f )____________________________________________ 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 n the Earth
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) special bts , yu cannt walk n Mars. ( if …… nt )______________________________________________________________________________.
Yu cannt walk n Mars if yu d nt wear
special bts
It wuld be funny t play ftball n Mars
because the gravity is lw
二、用介词把宾语从句换成简单句
1. I am sure that the cncert tickets will be expensive. ___________________________________ ______________ they sure that space travel will be very fast? ______________________________________ ______ ?
I am sure abut the high price fr the cncert tickets
Are they sure abut the fast speed f space travel
be sure that … = be sure abut / f
3.The smell f the pills reminds them that fd n the earth is phts remind me that I travelled t the UK five years ag. ______________________________________________________
The smell f the pills reminds them f the tasty fd n the earth.
The phts remind me f my trip t the UK five years ag.
remind sb. that … = remind sb. f sth.
5.Are yu certain that Tm is satisfied with the plan ? _____________________________________ ____________ ?
Are yu certain abut Tm' s satisfactin with the plan
be certain that … = be certain abut
1.Are yu aware hw far Mars is away frm the sun ? Are yu aware_____________________________________ (distance)?2.Are scientists in agreement that living n Mars wuld be pssible fr humans in the future?D scientists agree __________________________________________________ (pssibility)?
be aware f 知道，意识到
agree with同意，赞成
f the distance between Mars
and the sun
be in agreement意见一致
with the pssibility f living
n Mars fr humans in the future
3.D they think that the lw gravity n Mars might be a prblem? Have they thught ______________________________________________ ( prblem ) ?4.Are yu aware what transprt culd be like n Mars? Are yu aware _________________________ ( transprt )?
think abut考虑
abut the prblem f
the lw gravity n Mars
f the transprt n Mars
5.I wnder hw many peple wuld like t mve t Mars.I wnder ______________________________ ___________________________ .( number )6.I think peple shuld knw that life n Mars wuld be different frm that n the Earth. I think peple shuld knw _______________________________________________________ ( differences ).
wnder abut 想知道 / 对…感到奇怪 wnder at 表示惊讶 wnder abut 表示怀疑
between life n Mars and that n the Earth
the differences
abut the number f peple
wh wuld like t mve t Mars
三、用介词把定语从句换成简单句
1.I prefer t stay n a htel rm which has a sea view. I prefer t stay n a htel rm with a sea might live in huses which have huge cmfrtable rms.____________________________________________________________ .
Peple might live in huses with huge cmfrtable rms
3.On Mars yu might see peple wh wear special bts. On Mars yu might see peple in special man wh wears a blue shirt is ur English teacher. ______________________________________
The man in a blue shirt is ur English teacher.
C1 Simn is writing abut Mars. Rewrite the defining relative clauses in simple sentences with the prepsitin with r in.
1.Mars is a planet that has an envirnment similar t that f the wh wear space suits and helmets might stay n Mars fr is difficult t breathe n a planet that has much thinner air than that n the Mars there might be peple wh carry air tanks n their backs.
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 n
the Earth
withut playing ftball
the interesting life n Mars