仁爱科普版Topic 1 When was it invented?图片课件ppt
展开is spken by
She speaks Chinese.
is spken by
He speaks English.
被动语态(Passive Vice ) be + dne
主动语态: 主语 + 动词 + 宾语 被动语态: 主语 + be + 过去分词 + by + 宾语
Many peple use cmputers.
Cmputers _____ ________ by _______ _________.
The wrkers plant trees in the garden.
Trees _____ _______ in the garden ____ the wrkers.
are used
many peple
are planted
Can yu try ?
1. Trees __________ (water) in ur schl every three days. 2. The z ___________ (visit) by lts f children n weekends. 3. A Jurney t West ________ (shw) n CCTV every summer. 4.On Christmas Day, children wake up early and can’t wait ______ (pen) the bxes f presents. 5. We’ll have a chance _____ (see) the flwer shw this weekend.
are watered
A: What’s the lck made f? B: It’s made f metal. A: What’s it used fr? B: It’s used fr lcking the dr.
n.锁 v.(用锁)锁上,被锁住
2 Fllw the example t make up similar cnversatins.
A: What’s the paper made frm?B: It’s made frm wd.A: What’s it used fr? B: It’s used fr writing n.
cmputer desk /wd
chpsticks/bamb
sweater /cttn
watch/metal
be made f 由某种物质做成(看得出原材料,物理过程)be made frm 由某种物质制成(看不出原材料,化学过程)be made up f 由几部分组成be made in 在某地/某时制造be made by 由某人制造be made int 被制成
Language pints
A. What’s it made f?B. It’s made f metal.A. D yu knw what it is used fr?B. It’s used fr sending satellites r spaceships int space.
Ww !A mdel rcket !
1a Listen, lk and say.
Why is Jane unhappy?
Because Jane was nt allwed t play cmputer games last night.
allw v. 允许1. allw sb. t d sth. 允许某人做某事2. allw ding sth. 允许做某事3. be allwed t d sth. 被允许做某事
聚焦一般过去时的被动语态结构:助动词(was/were)+及物动词的过去分词1.肯定句式 :主语+was /were+v.-ed2.否定句式 :主语+was/were + nt+v.-ed3.一般疑问句式: Was /Were+主语+vt.-ed4.特殊疑问句式:疑问词W/H+was/were+主语+v.-edE.g. An e-mail was sent t her friend by Jane yesterday. An e-mail wasn’t sent t her friend by Jane yesterday. Was an e-mail sent t her friend by Jane yesterday? Wh was the e-mail sent t by Jane yesterday?
Let’s sum up tgether.
1b Listen t 1a and mark T (True) r F (False).
Jane is unhappy because she was nt allwed t g t a party last night.( )Kangkang’s father made a mdel rcket fr him. ( )The rcket is made f metal. ( )A rcket is used fr sending satellites r spaceships int space. ( )
1a Listen , lk and say
1c Read 1a and answer the fllwing questins.
1. Why did Kankang ask Jane nt t spend t much time n cmputer games ?
It’s bad fr her health if she spends t much time n them.
2. What’s a rcket used fr? It’s used fr sending satellites r spaceships int space .
be used fr 被用来做be used t d 被用来做be used as 被用作used t d sth. 过去常做be used t ding sth. 习惯于做
3. Wh taught Kangkang sme knwledge abut spaceships? Mr. Brwn. 4. What’s Kangkang’s dream? He wishes he culd g int space sme day.
sme day----某一天,总有一天(将来)e.g. I wish I culd have my wn huse sme day.
I hpe his dream will cme true .
cme true----变成真的,实现realize/achieve---make sth. cme true
3a A. Listen t the cnversatins and number the fllwing pictures.
3a B. Listen again and cmplete the table .
metal and plastic
study, wrk and play
3b Wrk in pairs. Ask and answer questins based n the table in 3a with passive vice.
A: What is a laptp made f?B: It is made f plastic. A: What’s it used fr?B: It is used fr studying. A: When and where was it develped?B: It was develped in Japan in 1985.
Fcus n the meaning in cmmunicatin. Dn’t be afraid f making mistakes.
Change the fllwing mther allws me t use her cellphne.(改为被动语态)I _____ ______ _____ use my mther’s cellphne.2.A rcket is used fr launching satellites and spaceships. (就画线部分提问) ____ ___ a rcket ___ ___?3.The digital camera was invented in 1975. (就划线部分提问)____ ____ the digital camera _______ ?4. Maybe he is an inventr. (改为同义句) He ____ ____ an inventr.
am allwed t
We learn: 1.Sme wrds: lck, rcket, metal, satellite, spaceship 2. Sme phrases: be made f, be used f, sme day, cme true 3. Sme sentences: (1) I wish I culd g int space sme day. (2) I hpe yur dream will cme true. (3) -What is a rcket used fr? -It’s used fr sending satellites r spaceships int space. We can: Use the passive vice.
Read 1a.Memrize the useful expressins and key sentences that we learn tday.Finish Sectin A in yur wrkbk.Preview Sectin B.
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