高中英语人教版 (2019)选择性必修 第二册Unit 3 Food and Culture多媒体教学ppt课件

这是一份高中英语人教版 (2019)选择性必修 第二册Unit 3 Food and Culture多媒体教学ppt课件，共34页。PPT课件主要包含了目录页，Homework 等内容，欢迎下载使用。
Pre-reading
Language pints
While-reading
Pst-reading
Watch a vide abut myths f healthy eating.
After watching the vide, share yur understanding f healthy fd.
fd cntaining little fat fd lw in sugarfd with high prteinfd rich in fibre ...
1. What is the real killer f pr health?2. Where des extra sugar cme frm?3. Hw can peple keep healthy?4. What is a fundamental key t healthy eating?5. What is the first step f healthy eating?
While-reading: Reading fr General Understanding
Read the passage by yurself and answer the fllwing questins.
1. What is the real driver f pr health?
2. Where des this extra sugar cme frm?
The real driver f pr health is nt s much fatty fd, as it is sugar.
Much f this extra sugar cmes frm sweets and sweet drinks.
3. Hw can peple keep healthy?
Peple can keep healthy by cnsuming different categries f fresh fds, especially fruit and vegetables, which are full f vitamins and fibre, rather than prcessed fds.
4. What is a fundamental key t healthy eating?
A fundamental key t healthy eating is t eat slwly.
5. What is the first step f healthy eating?
Healthy eating starts with having a healthy attitude twards fd.
While-reading: Reading fr Structure
Read the passage and then match the subheadings with the paragraphs.
Paragraph 1 A. Slw Eating is Gd Paragraph 2 B. Reducing Sweets is Key Paragraph 3 C. The Real Killer is Sugar Paragraph 4 D. The Way Yu Lk at Fd is Mst Imprtant Paragraph 5 E. Keep It Fresh and Balanced
While-reading: Reading fr Specific Writing Skills
Hw des the authr supprt the fllwing pints?
Pint 1: The real driver f pr health is sugar.
By ffering evidence frm the prfessinal jurnal. (Jurnal f the American Medical Assciatin, 2014) (Para 1)
By listing suggestins recmmended by the authritative institutin. (the American Heart Assciatin) (Para 2)
Pint 2: Much f this extra sugar cmes frm sweets and sweet drinks.
Pint 3: Peple can keep healthy by cnsuming ... rather than prcessed fds.
By analyzing the shrtcmings f prcessed fds and explaining reasns fr eating fd rich in prtein. (Para 3)
By adpting pinins frm persuasive studies. (Para 4)
Pint 4: A fundamental key t healthy eating is t eat slwly.
What linking wrds are used t intrduce anther way f saying what was already mentined in the previus sentence?
(1) put mre simply; (L7)(2) in ther wrds; (L12)(3) what this means is that … (L22)
Similar expressins: that is t say; namely; as (is) mentined abve; frm this we cnclude ...
What linking wrds are used t shw that cntrasting ideas are being intrduced?
(1) hwever; (L2 / L30)(2) while; (L7)(3) rather than; (L15 / L27)(4) rather (L28)
Similar expressins: whereas; nevertheless; instead f ...; in cntrast t ...; n the cntrary ...
Pick ut practical expressins in the text.
(1) as t ...(2) make up ...(3) be twice as likely t d ... (4) regardless f ...(5) cut dwn n ...(6) cut ut ... (7) keep healthy by ...
(8) be full f … (9) have higher quantities f ...(10) end up ding ... (11) start with ding ...(12) be n the right track with ... (13) be n the rad t ...
Pick ut advanced sentence structures in the text.
(1) Hwever, there is increasing evidence that the real driver f pr health is nt s much fatty fd, as it is sugar.(2) And in America, peple wh receive 25% f their daily calries r mre thrugh sugar are twice as likely t die frm heart disease than peple wh receive less than 10% a day.(3) The American Heart Assciatin recmmends that … if yu want t be healthy, yu have t cut dwn n desserts, and cut ut sweet drinks altgether.
(4) Beynd this, yu can keep healthy by cnsuming different categries f fresh fds, especially fruit and vegetables, which are full f vitamins and fibre, rather than prcessed fds. (5) Besides this, it is als imprtant t have sme meat, beans, r dairy prducts in yur diet, as they prvide the necessary prtein fr strng bnes and muscle grwth.(6) As with everything in life, mderatin is key.
(7) Finally, a fundamental key t healthy eating is t eat slwly … What this means is that peple wh chew t quickly end up eating t much fd because they still feel hungry. (8) Eating slwly als allws yur bdy t digest yur fd better, and will allw yu t enjy yur fd mre. (9) It is up t yu t decide hw yu want t live, and t make the right decisins abut yur diet.
Pst-reading: Discussing fr Writing
eggs, crn, milk
fried chicken, cla
prridge, fruit and vegetables
healthy (nutritius / rich in prtein)
unhealthy (cntaining t much fat)
easy t digest / full f vitamins and fibre ...
eating t fast
cnsuming t much fat
slwing dwn the speed
eating less r cutting them ut
Pst-reading: While Writing
Write an essay abut yur wn diet and yu can start like this:
Overall, I think I have healthy / unhealthy eating habits. As fr the things that I am ding right, ... Still, I shuld imprve my eating habits by ...
Pst-reading: Plishing
1. Exchange yur draft with yur partners t revise it.2. Share yur essay. 3. Check the essays fr imprper expressins and plish the essays tgether.
结果是(做) ……;以做……而告终
Language Pints: Imprtant phrases (P32 ~ P35)
1. Put mre simply, while peple cntinue t argue ver whether r nt fatty fd is dangerus, we already knw that sugar is a killer. (P32 )2. The ideal diet is a balanced ne, withut t much r t little f any ne thing. (P32)3. It is als better t eat a mdest amunt f fd each time, rather than t eat a lt in ne meal, and then a little in the next. (P32)
Language Pints: Imprtant sentences
1. Put mre simply, while peple cntinue t argue ver ________ r nt fatty fd is dangerus, we already knw that sugar is a killer. 简单地说，当人们还在为高脂肪食物是否有害而争论不休时，我们已经知晓糖分是健康杀手。 (P32)
(1) __________ they win r lse is all the same t me.  (2) It’s dubtful ___________ there’ll be any seats left.(3) I asked him _______ he had dne all the wrk himself r whether he had had any assistance.(4) I’ll be happy ________ I get the jb r nt.(5) The dubt was ________ yu had brken the beautiful vase.(6) The questin ________ we’ll build anther lecture building hasn’t been settled.
whether / if
1. whether 和 if 均可用来引导主语从句，但 if 引导的从句，不能位于句首。2. whether 和 if 均可用来引导宾语从句。3. 作介词宾语时只用 whether 不用 if。4. 当和 r nt 连用时，只用 whether 不用 if。5. 当和 r 连用表示明确的选择时，只用 whether 不用 if。6. 表语从句用 whether 引导不用 if。7. 同位语从句用 whether 引导不用 if。8. 在动词不定式之前，只能用 whether，不能用 if。
1.【2019 江苏】Scientists have btained mre evidence _____ plastic is finding its way int the human bdy.2.【2017 天津】She asked me ___________ I had returned the bks t the library, and I admitted that I hadn’t.3.【2018 北京】Withut his supprt, we wuldn’t be _______ we are nw.4.【2018 天津】The gld medal will be awarded t ________ wins the first place in the bicycle race.
2. The ideal diet is a balanced ______, withut t much r t little f any ne thing. 理想的饮食是均衡饮食，避免过多或过少摄入任何一种成分。(P32)
(1) We are lucky t live in a cuntry, _____ where everybdy is equal. (2) The nutritin f prridge isn’t s rich as _____ f milk. (3) My favrite apple is that red and big _____. (4) My father bught me a new bicycle fr my birthday, but unfrtunately I lst _____. (5) What made me unhappy was that my grades weren’t as gd as _______ f my sister.
1. If yu’re buying tday’s paper frm the stand, culd yu get ____ fr me?2. Studying Wendy’s menu, I fund that many f the items are similar t _____ f McDnald’s.3. — Silly me! I frget what my luggage lks like. — What d yu think f ______ ver there?4. We knw the famus _____ — the Thmas Edisn and the Alexander Graham Bell — but what abut the less famus inventrs?
3. It is als better t eat a mdest amunt f fd each time, ____________ t eat a lt in ne meal, and then a little in the next.而且最好每餐摄入适量的食物，而不是上一餐吃很多，下一餐吃得很少。 (P32)
(1) She’d rather die than ______ (lse) the children.(2) He is an explrer rather than a ________ (sail).(3) Yu rather than I _____ (be) ging t g camping.(4) The sweater she bught was beautiful rather than ______ (cheaply).(5) She enjys singing rather than __________ (dance).
rather than