高中人教版 (新课标)Unit 3 A healthy life多媒体教学ppt课件

这是一份高中人教版 (新课标)Unit 3 A healthy life多媒体教学ppt课件，共41页。PPT课件主要包含了大雨滂沱，a clause，-ing form，weather，time，distance，date，place，EXAMPLE，Homework等内容，欢迎下载使用。

A healthy life
1. It is never t ld t learn.
活到老, 学到老。
2. It rains cats and dgs.
3. It never rains but it purs.
不鸣则已, 一鸣惊人。
4. It is a pr muse that has nly ne hle.
1. It is never t ld t learn. 2. It rains cats and dgs. 3. It never rains but it purs.4. It is a pr muse that has nly ne hle.
It is amazing that at my age I am still fit.
2. It is easier t fall than t rise.
3. It is n gd crying ver spilt milk.
4. I think it best that yu shuld d mre exercise.
5. He fund it difficult t accustm himself t getting up early.
The subject psitin
It is amazing that at my age I am still fit.2. It is easier t fall than t rise.3. It is n gd crying ver spilt milk.
“It” can be used in the subject psitin t stand fr _______, ___________ r _________.
an infinitive
The bject psitin
4. I think it best that yu shuld d mre exercise.5. He fund it difficult t accustm himself t getting up early.
It is amazing that at my age I am still fit.2. It is easier t fall than t rise.3. It is n gd crying ver spilt milk.4. I think it best that yu shuld d mre exercise.5. He fund it difficult t accustm himself t getting up early.
“It” can be used in the subject r bject psitin t stand fr ________, ___________ r _________.
It’s difficult t give up smking. Is it certain that they will win? It is gd learning withut practice. It is fun fr him t study. It’s a pity that ur teacher can’t take part in ur party. 6. It is suggested that we (shuld) arrive there in 2 hurs.
frmal subject
It + is + adj./ n./ p.p. + infinite/ clause/ -ing frm
real subject
clear, easy, true, difficult, certain, etc.
fun, a pity, a shame, n use / gd, etc.
said, believed, decided, hped, etc.
It’s difficult t give up smking. It is fun fr him t study. 3. It is suggested that we (shuld) arrive there in 2 hurs.
遵循英语语言的尾重原则, 避免句子头重脚轻。
frmal bject
2. … + verb + it + adj./ n. + infinite/ clause/ -ing frm
real bject
find, think, feel, believe, cnsider, make, etc.
2. Sme yung peple think they lk attractive when they smke. It seems _________________________ _________________________________
Giving up smking is difficult t d. It is __________________________
that sme yung peple think they lk attractive when they smke.
difficult t give up smking.
3. Mst peple believe smking causes cancer. It is believed _________________________4. Dn’t try t quit n a stressful day. It is n use ___________________________
trying t quit n a stressful day.
that smking causes cancer.
5. China prduces ne third f the wrld’s cigarettes. It is astnishing _____________________ _______________________________6. Yu are nt allwed t advertise cigarettes in this cuntry. It is illegal __________________________ ________
that China prduces ne-third f the wrld’s cigarettes.
t advertise cigarettes in this cuntry.
7. My father has quit smking at last. It is wnderful _____________________ ____________________8. The night was dark and strmy when the ld man started his jurney. It was a __________________________ _____________________________
dark and strmy night when the ld man started his jurney.
that my father has quit smking at last.
9. Yu culd suffer frm bad health if yu keep smking. It is likely __________________________ ________________________10. Yu have t take pills t cntrl yur bld pressure. It is necessary _____________________ _________________________
fr yu t take pills t cntrl yur bld pressure.
that yu culd suffer frm bad health if yu keep smking.
3. It was a dark and strmy night when the ld man started his jurney.
In this sentence, “it” is used t talk abut time.
“It” can be used in anther way?
In this sentence, what des “it” refer t?
It is a beautiful day.
2. It never rains but it purs.
3. It was time t quite smking.
4. It is 10 kilmeters t the castle.
5. It takes all srts. 世上的人形形色 色，无奇不有。
“It” can be used t talk abut ________, _____, ________, etc.
It is a beautiful day.2. It never rains but it purs.3. It was time t quite smking.4. It is 10 kilmeters t the castle.5. It takes all srts.
Impersnal “it” can als be used ttalk abut ____, ______, ____________,_____________, etc.
circumstance
1. It is Friday tday.2. It lies in the suth f Shaguan city.3. It is 40℃! Yu gt a high fever!4. It’s quiet here.
temperature
1. It was very cld yesterday. 2. It is abut 8:30 nw.3. It is abut 5km frm my hme t the park.4. It’s quite nisy here.5. I hpe that it will be fine tmrrw.
One f yu is an eyewitness (E) wh has seen a rbbery r an accident. The ther is the pliceman/plicewman (P) wh wants as much infrmatin as pssible. Use “it” in the answers.
P: What was the weather like n the day f the accident?E: It was beginning t rain hard and the grund was slippery.P: Hw far culd yu see?
E: It was impssible t see mre than twenty yards ahead f yu, s all the cars were travelling very slwly.P: What abut Mr. Li’s car? Was it travelling slwly t? …
Practise yur dialgue and then swap rles.
了解it的用法，掌握它的规律。