高中英语 Unit21《Human Biology 》课件2 北师大版选修7
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版高中英语北师大版选修7课件：Unit+21+Human+Biology
Follow these simple steps to boost your virus protection：
Make Friends With Fresh Air Not only does escaping into the fresh air give you a break from all those germs circulating inside，but going for a stroll can actually boost your immunity. Relaxation Fights Off Colds Being stressed will increase your susceptibility to catching a cold.That may be because，over the long term，it leads to the ongoing release of stress hormones (荷尔蒙)，such as glucocorticoids(粮皮质激素)．
单
元 话
Unit 21 Human Biology
题
导
读
众所周知，疾病总是困扰我们的健康，有些秘诀可以帮助我们保持健康。 Four Secrets To Never Getting Sick
Ever wonder why you always seem to come down with a life interrupting virus this time of year，while other women you know sail through the seasons sniffle-free，cough-free，and ache-free?
touch something with our hands. 2.By touch.
Make Friends With Fresh Air Not only does escaping into the fresh air give you a break from all those germs circulating inside，but going for a stroll can actually boost your immunity. Relaxation Fights Off Colds Being stressed will increase your susceptibility to catching a cold.That may be because，over the long term，it leads to the ongoing release of stress hormones (荷尔蒙)，such as glucocorticoids(粮皮质激素)．
单
元 话
Unit 21 Human Biology
题
导
读
众所周知，疾病总是困扰我们的健康，有些秘诀可以帮助我们保持健康。 Four Secrets To Never Getting Sick
Ever wonder why you always seem to come down with a life interrupting virus this time of year，while other women you know sail through the seasons sniffle-free，cough-free，and ache-free?
touch something with our hands. 2.By touch.
北师大高中英语选修七配套课件：Unit 21 Human Biology
▪ These problems are more widely recognised these days and as a result，extreme or unusual
diets are less likely to be encouraged by doctors.Instead，the focus is turned toward healthy and balanced eating，and toward
attitudes.A new idea—the concept of “healthy
weight”—has come to replace the concept of the “ideal weight”．Included in this new concept is
a better understanding of the variety of human
a stage. ▪ ②It is bad manners to leave others waiting so
long. ▪ ③Are you likely to be in London this year?
Hale Waihona Puke ▪ 2．翻译佳句▪ 翻译画线句子。
▪ 【答案】更确切地说，帮助他们建立自信， 鼓励他们过一种健康的生活方式更有可能起 到积极的效果。
is crucially important that health becomes
people's focus.In a world full of fake images and unrealistic role－models，it's easy to forget that our bodies are not just something to look at—
高中英语北师大版高二下册选修七《unit 21 human biology》课件
单词 rob(robbed,robbed)
steal(stole,stolen)
辨析 宾语是被抢劫的人或地点,抢劫的物品由of引出,即rob sb./sp. of sth. 宾语为偷窃的物品,常用搭配为steal sth. from sb./sp.
6.decline v.减少,衰退;谢绝 n.衰退;减少 教材原句 ①...it is generally agreed that a patient's chances of recovery decline the longer they stay in a coma.
一句多译 很多人反对在这里建工厂。 ④Many people opposed building a factory here.(oppose) ⑤Many people were opposed to building a factory here.(opposed) ⑥Many people objected to building a factory here.(object) ⑦Many people were against building a factory here.(against)
单句填空 ②Half an hour later, she sought out her friend in the crowd. ③The new graduate is seeking for a job where he is badly wanted. ④You should seek advice from your lawyer on this matter.
4.faith n.信任;宗教信仰;信心 教材原句 ①With all the international effort being made, we have to have faith that there will be solutions in time to stop a Bird Flu epidemic in its tracks.
高中英语 Unit 21 Human Biology Lesson 2 Brain Power课件
Fifty is a lot of people to cater for! 承办五十人的饮食可够多的！ It is difficult to cater for one's every wish. 满足一个人的所有愿望是很困难的。 He runs a restaurant and also caters for wedding and parties. 他经营饭店，并且也承办婚礼和酒席。
(2)耽搁 They postponed sending an answer to a request. 他们耽搁了对一项请求的答复。
delay, postpone, put off (1)三者均可表示将某事推迟到原订时间之后的某一时间进 行，其后可接名词或动名词(但一般不接不定式)。为了表明推迟 到何时，可用介词to, till, until 等。 They delayed (postponed, put off) leaving. 他们推迟动身。 He decided to delay (postpone, put off) his holiday to (till, until) next month. 他决定把假期推迟到下个月。
2．ample adj. 足够的；充足的；丰富的；广泛的 The sun was setting fast, but there was still ample light. 夕阳西下，天色很快暗下来，但是还有足够的光线。 We have an ample supply of water. 我们的水供应很充足。 The election was given ample coverage on TV. 电视上对选举作了广泛的报道。
Ⅱ.重点短语 1．get down ________ 开始做某事 2．go ________ 复习，仔细查看 3．come ________ 出现 4．bring ________ 抚养，提出 5．get ________ 完成，通过
(2)耽搁 They postponed sending an answer to a request. 他们耽搁了对一项请求的答复。
delay, postpone, put off (1)三者均可表示将某事推迟到原订时间之后的某一时间进 行，其后可接名词或动名词(但一般不接不定式)。为了表明推迟 到何时，可用介词to, till, until 等。 They delayed (postponed, put off) leaving. 他们推迟动身。 He decided to delay (postpone, put off) his holiday to (till, until) next month. 他决定把假期推迟到下个月。
2．ample adj. 足够的；充足的；丰富的；广泛的 The sun was setting fast, but there was still ample light. 夕阳西下，天色很快暗下来，但是还有足够的光线。 We have an ample supply of water. 我们的水供应很充足。 The election was given ample coverage on TV. 电视上对选举作了广泛的报道。
Ⅱ.重点短语 1．get down ________ 开始做某事 2．go ________ 复习，仔细查看 3．come ________ 出现 4．bring ________ 抚养，提出 5．get ________ 完成，通过
Unit 21 Human Biology Lesson 2 Brain Power 课件2-北师大版高中选修7精品
5．treat (1)vt.款待 Yesterday I visited my teacher in senior middle school and she treated me to the local product. 昨天我拜访了高中时的老师，她用特产款待了我。 People in this area are used to treating visitors to tea. 这个地方的人习惯用茶招待客人。 (2)vt.对待，把……看作 I decided to treat his remark as a joke. 我决定把他的话当作一个玩笑。
顾”。]
4．ample adj.充足的；充裕的 There is ample room for the children on the back seat. 后座有足够的空间容纳孩子们。 We need ample time to finish the task. 我们需要足够的时间来完成任务。 注意：ample同enough，但程度上比enough稍强。 【汉译英】 有足够的时间到达机场。 __________________________________________________ 答案 There was ample time to get to the airport.
(3)vt.治疗 Last year the hospital treated forty cases of malaria. 去年这家医院治疗了40例疟疾患者。 (4)n.款待，乐事 Let's go out for lunch—my treat. 咱们到外面吃午餐，我请客。 Steven took his son to the zoo as a special treat. 作为特别的消遣，斯蒂芬带儿子去动物园。
北师大版选修七Unit21 Human Biology culture Corner课件
Today, it is not unusual to hear Westerners talking about having acupuncture or encouraging their friends to see a Chinese doctor. The use of Chinese herbs has also become increasingly popular to treat a number of different illnesses.
Para.2-3:
The _d_if_fe_r_e_n_c_e__ between Traditional Chinsese Medicine and Western medicine.
differences
Para.2-3:
treatment
differences
the nature of the treatments used
Have a nourishing and make you live longer.
the fruit of
Chinese wolfberry （枸杞子）
Adjust the blood circulation and it is good for our blood sugar.
ginseng (人参)
北师大版选修七 Unit21 Human Biology
Culture Corner
Traditional Chinese Medicine
Lead-in
Tu Youyou
Tu Youyou
Traditonal Chinese Medicine is a vast treasure house, we ought to fully explore and improve.
Para.2-3:
The _d_if_fe_r_e_n_c_e__ between Traditional Chinsese Medicine and Western medicine.
differences
Para.2-3:
treatment
differences
the nature of the treatments used
Have a nourishing and make you live longer.
the fruit of
Chinese wolfberry （枸杞子）
Adjust the blood circulation and it is good for our blood sugar.
ginseng (人参)
北师大版选修七 Unit21 Human Biology
Culture Corner
Traditional Chinese Medicine
Lead-in
Tu Youyou
Tu Youyou
Traditonal Chinese Medicine is a vast treasure house, we ought to fully explore and improve.
北师大版高中英语选修七Unit 21《Human Biology》2课件
Section Ⅱ
基础导练 导学互动
Lesson 2
Brain Power
7. 8. 答案:put off 9. 10.straight away 答案:立即;马上 11. 答案:go over 12. 答案:work out 13.
相反 推迟 从事于;忙于
答案:the other way round
答案:get down to
复习 计算出;解出 通过
答案:get through
Section Ⅱ
基础导练 导学互动
Lesson 2
Brain Power
1.privileged adj.荣幸的;享有特权的(Page 36) She comes from a privileged background. 她出身特权阶层。 At that time,only a privileged few had the vote. 在那时,只有少数有特权的人才享有选举权。 联想拓展 privilege n. 特权;荣幸;特殊待遇 have the privilege of doing... 有做……的特权 It is a privilege to do... 做……真是一种荣幸
Section Ⅱ
基础导练 导学互动
Lesson 2
Brain Power
5. 6. 7. 8.
adj. 荣幸的→ n.进入;入学→ v.款待→ n.储存→
n./vt. 荣幸/给予特权 v.进入 n. 款待;对待 v.储存
答案:privileged;privilege 答案:entry;enter 答案:treat;treatment 答案:storage;store
Section Ⅱ
基础导练 导学互动
高中英语unit21humanbiologylesson2brainpower课件北师大选修7
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2
3
4
5
1....and it is our brain that interprets these signals and builds up a picture of the outside world. ……是我们的大脑翻译了这些信号,然后形成外部世界的图像。 剖析 本句是一个强调句。强调了主语部分。 考点build up 建立 We are gradually building up a picture of what happened. 我们逐步了解到所发生的事。 活学活用 语法填空 up Positive attitudes can not only build one’s confidence but also improve the quality of one’s life.
1
2ileged adj. 荣幸的 We are privileged to welcome you as our speaker this evening. 我们荣幸地欢迎您今晚来做我们的演讲者。
Education should be a universal right and not a privilege. 教育应当是全民的权利而非部分人的特权。 It was a great privilege to hear her sing. 能听她唱歌真是十分荣幸。 This pass will privilege you to attend the closed hearings. 有了这张通行证,你就有权出席不公开的听证会了。 归纳:privilege 用作名词,表示“特权”和“荣幸”;用作动词表示“给 予……特权”。
Lesson 2 Brain Power
一
Unit21HumanBiology课件北师大版选修7
Smoking is strictly prohibited in the process of handling explosive materials.
在处理易爆物时，严格禁止吸烟。
Soviet citizens were prohibited from travelling abroad. 苏联公民被禁止出国旅游。
The parents strongly opposed their daughter going there alone. 父母极力反对女儿单独去那里。
We are firmly opposed to the practice of power politics between nations.
我们坚决反对国与国之间实行强权政治。
[活学活用] 完成句子
(1)Your opinion is opposite_to_mine. 你的观点和我的相反。
(2)He is strongly opposed_to the plan. 他强烈反对这一计划。
5．prohibit vt.(常与from连用)禁止，不准，妨碍；阻止， 使不可能
(2)opposed adj. 相反的；对立的 be opposed to... 反对……；与……对立 Many people opposed the idea of building a new high way because of the great cost. 由于需要巨额开支，许多人反对另修一条新公路的主意。
考点互动
第一版块|融会8个考纲单词 1．rob vt. 抢掠；剥夺 rob sb./someplace of sth. 抢走某人(某处)某物 rob a bank抢劫银行 rob Peter to pay Paul 拆东墙补西墙 While he was away, his house was robbed. 他外出时，家被盗了。
在处理易爆物时，严格禁止吸烟。
Soviet citizens were prohibited from travelling abroad. 苏联公民被禁止出国旅游。
The parents strongly opposed their daughter going there alone. 父母极力反对女儿单独去那里。
We are firmly opposed to the practice of power politics between nations.
我们坚决反对国与国之间实行强权政治。
[活学活用] 完成句子
(1)Your opinion is opposite_to_mine. 你的观点和我的相反。
(2)He is strongly opposed_to the plan. 他强烈反对这一计划。
5．prohibit vt.(常与from连用)禁止，不准，妨碍；阻止， 使不可能
(2)opposed adj. 相反的；对立的 be opposed to... 反对……；与……对立 Many people opposed the idea of building a new high way because of the great cost. 由于需要巨额开支，许多人反对另修一条新公路的主意。
考点互动
第一版块|融会8个考纲单词 1．rob vt. 抢掠；剥夺 rob sb./someplace of sth. 抢走某人(某处)某物 rob a bank抢劫银行 rob Peter to pay Paul 拆东墙补西墙 While he was away, his house was robbed. 他外出时，家被盗了。
北师大高中英语选修七配套课件：Unit 21 Human Biology period 2
speech. ▪ 他在讲话中提到了我，我感到很荣幸。
【拓展】
▪ privilege n．特权；殊荣
Education should not be considered to be a privilege in a modern society.
▪ [例句仿写] 鲁迅写的小说很受人欢迎。
▪ Novels ______________ are well received.
▪ 2．It is our brain that interprets these signals and builds up a picture of the outside world.
▪ a matter of principle原则问题 ▪ a matter of opinion仁者见仁；智者见智 ▪ as a matter of fact实际上；事实上 ▪ no matter (how，where，etc.)不管；不论(怎
样，哪里)
▪ 【完成句子】 ▪ ①他问我出了什么事。 ▪ He asked me__________________. ▪ ②那么这是如何产生的，有什么要紧吗？ ▪ So how has this come about and _________? ▪ ③这件事情你应该请教你的律师。 ▪ You should seek advice from your
▪ 5．抚育长大；提出________________
▪
6．consist
ቤተ መጻሕፍቲ ባይዱ
由……组成
of________________
▪ 7．compare…to…_____把_…_…_比_作_______ 从头到尾阅读；经受
▪ 8．go through________________ (使)扩大；增强
【拓展】
▪ privilege n．特权；殊荣
Education should not be considered to be a privilege in a modern society.
▪ [例句仿写] 鲁迅写的小说很受人欢迎。
▪ Novels ______________ are well received.
▪ 2．It is our brain that interprets these signals and builds up a picture of the outside world.
▪ a matter of principle原则问题 ▪ a matter of opinion仁者见仁；智者见智 ▪ as a matter of fact实际上；事实上 ▪ no matter (how，where，etc.)不管；不论(怎
样，哪里)
▪ 【完成句子】 ▪ ①他问我出了什么事。 ▪ He asked me__________________. ▪ ②那么这是如何产生的，有什么要紧吗？ ▪ So how has this come about and _________? ▪ ③这件事情你应该请教你的律师。 ▪ You should seek advice from your
▪ 5．抚育长大；提出________________
▪
6．consist
ቤተ መጻሕፍቲ ባይዱ
由……组成
of________________
▪ 7．compare…to…_____把_…_…_比_作_______ 从头到尾阅读；经受
▪ 8．go through________________ (使)扩大；增强
北师大版高中英语选修七Unit 21《Human Biology》(Communication)课件
text with the linking words and phrases.
Answers: 1 Even though 2 Although 3 Therefore 4 However 5 while 6 Therefore
Now complete the sentences with the correct words from the blanket.
Some people find the idea of taking people off life support machines terrible, on the other hand, they don’t mind doing this if the patient doesn’t improve after many years. Some people find the idea of taking people off life support machines terrible, therefore they would resist the idea even if the patient doesn’t improve after many years.
Communication
Workshop
1. Rewrite the information below using these words and expressions to join the two sentences. Although, even though, however, on the other hand, therefore Some people find the idea of taking people off life support machines terrible. Others don’t mind doing this if the patient doesn’t improve after many years.
Answers: 1 Even though 2 Although 3 Therefore 4 However 5 while 6 Therefore
Now complete the sentences with the correct words from the blanket.
Some people find the idea of taking people off life support machines terrible, on the other hand, they don’t mind doing this if the patient doesn’t improve after many years. Some people find the idea of taking people off life support machines terrible, therefore they would resist the idea even if the patient doesn’t improve after many years.
Communication
Workshop
1. Rewrite the information below using these words and expressions to join the two sentences. Although, even though, however, on the other hand, therefore Some people find the idea of taking people off life support machines terrible. Others don’t mind doing this if the patient doesn’t improve after many years.
Unit 21 Human Biology Lesson 2 课件-北师大版高中选修7精品
Important word(s) and our predictions
For example :
1.consist of a color
2.weighs
how heavy ？(number)
3.energy 4. contain
how much ？(number) how many \ much ？
3 While you are listening ， listen for these important words – the information you need should follow them .
4 You can complete the gaps using abbreviations (简写) – save time ， then write them in full .
chew digestion normal world
gum famous
get through cure
pull through
sugar-free abnormal digestive
cancer put off
severe flying
postpone go through machine digest
1.3 billion .
atom ， billion ， cell ， nerve cell ，organ ， function ， sight ， hearing ， fear
6.The function of the heart is to pump blood through the body .
atom ， billion ， cell ， nerve cell ， organ ， function ， sight ， hearing ，fear
北师大版高中英语选修七课件Unit 21 Human Biology 21.2
一二三
二、词汇拓展
1. emotion n.情感→ emotional adj.情感的
2. privileged adj.荣幸的→ privilege n.荣幸
权
3. entry n.进入;入学→ enter v.进入
4. treat vt.款待→
treatment n.款待;对待;处理
5. storage n.储存→ store v.储存;储藏
款待,招待
12345
考点延伸 treatment n.治疗,疗法;对待 ⑤【高考典句】(2016·天津卷)After years of regular treatm finally became healthy. 经过多年的不断治疗,她终于康复。 ⑥The two princes got no special treatment at school. 两位王子在学校并没有得到特殊的对待。
to recognize and correctly name someone o
something
7. entry the act of getting into a place;to become a memb
group
8. ample enough
9. storage the process of putting sth.in a particular place
一二
12.I always began by going over a practice test and finding ou had got wrong. 含义 答案：复习;发现 13.She was very helpful and she went through all of the thing would probably come up in the exam. 含义 答案：仔细查看,仔细检查;出现 14.In the end,the exam wasn’t so bad after all and I think I go through it. 含义 答案：通过
21 Human Biology精讲课件 北师大版选修7课件
seek to do sth.试图做某事
seek out找出，挑出 seek sth.from sb.向某人征求某事 seek one's fortune寻找财富
高考总复习•英语（北师大版）
完成下列句子。
(1)He understands nothing，nor does he ________ (弄懂)．
答案： (1)We postponed the match because of the rain.
(2)Let's postpone making a decision until we have more information. (3)The match was postponed for half an hour because of the conflict of players of the two sides. (4)The meeting is postponed until next week.
(4)is opposing
高考总复习•英语（北师大版） 6．cater v．满足；迎合 ►归纳拓展 cater for sth./sb.迎合 cater to sth.满足某种需要
高考总复习•英语（北师大版）
完成下列句子。
(1)电视需要迎合各种不同的口味。 TV must________ many different tastes. (2)我们必须满足客户的需求。 ____________ the needs of customers. 答案： (1)cater for (2)We must cater to
高考总复习•英语（北师大版） 答案：(1)tolerate smoking in the library (2)I cannot tolerate your rudeness.
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air as in the countryside.
[名师点评] 1. 文章对生活在城市里的利和弊进行了阐述，条理清晰，层 次分明。文章的结尾有些唐突，没有适当的提出自己的观 点，这是本文的美中不足。
2. 注意利弊观点之间的衔接词However运用巧妙。还有其它
一些好的衔接词如：Besides; What's more等。 3. 文中一些出彩的句式：with many choices of public transport available; eat in...，visit museums, watch movies and go to parks; living in a city is...; the city
You can eat in good restaurants, visit museums,
watch movies and go to parks whenever you want to relax. However, living in a city is often very expensive.
答案：B
2. tolerate vt.容忍；忍受 tolerate (sb./one's) doing sth.容忍(某人)做某事 tolerant adj.容忍的，宽容的 be tolerant of/towards sb./sth.容忍某人/某事 tolerance n．宽容，忍受 tolerable adj.可以忍受的，可以容忍的
9．e________vt. 使有准备→equipped ________adj.装备好的 equip
equipment ．配备，装备，器械 →___________n
concerned concern ．担心，担忧→___________adj. 10．c________n 担心的， concernedly担忧的 相关的→___________adv. concerning →_____________prep. 关于，有关
public.
他们很粗鲁，经常在大庭广众之下彼此辱骂。
[考试题] ①(江西)He is a worthy leader, who never ________ his power which is given by people. A. uses C. ignores D. forces B. abuses
4．I decided not to put off studying and got up early
every morning get down to work straight away 立刻专心于工 to______________________________( 作 )．
5．We have to have faith that
①tolerate可与stand换用，但tolerate更正式，可指容忍不 同观点。 ②stand后除可以跟困难外更多接人。
③bear则指承受重负、重量、痛苦、烦恼等。
④endure可指忍受长期的痛苦、苦难、困难等。
[考试题] ②(济宁模拟)I am a ________ man, but your behavior is more than I can bear. A．tolerant B．responsible C．generous D．enthusiastic
形的
violation ．违反，违背 violate 2．v________vt. 违反，违背→________n
violative violator ．违反者 →________adj. 违反地，违背地→________n entrance ．入口，门口 entry 3．e________n ．进入；入学→________n treat 4．t________vt. 款待→treatment ________n．对待，治疗
Olympic Games.
2．Scientists now guess that up to 50% of the area's population died from; ________________________ (那一地区约百分之五十的人口死于)this epidemic making it one of the main causes ________________
forecast foresee 5．f________vt. 预见→________vt.&vi. 预测，预言 weekly yearly 6．w________adj. 每周一次的→________adj. 一年一次的 daily monthly →________adj. 每月一次的→________adj. 每天的；n. 日报 maximum ．最大，最 minimum ．最低；最小→__________n 7．m________n 大量 conditionally 8．u_____________adv. 无条件地→____________adv. 附 unconditionally 有条件地→___________adj. 以……为条件的，附有条件 conditional 的→condition __sory for winners to be tested but other are only tested at random 只是被随机 participants ________________________(
检查)．
3．The Olympic spirit—the spirit of competition which emphasises taking part rather than winning—has succeed at all costs been violated by the desire to ____________ (不惜一切代价获得成功)．
渡词语的准确应用。
[佳作欣赏] Advantages and Disadvantages of Living in a City
Living in a city has both advantages and
disadvantages. For example, there are much more job opportunities, and with many choices of public transport available, it's more convenient to travel. Besides, there are a lot of places for entertainment.
Unit 21Human Biology
开篇背诵 议论文(优劣对比类)
[典型例题] (武汉调研)某英文报社正在进行题为“居住在城市的利与弊” 的有关征文。请根据下面提示，给该报社写一篇征文。
利 找工作容易，购物方 便 交通便利
弊 生活消费高 人口多，拥挤
有公园、饭店等休闲 场所
空气污染严重、居住环 境差
You must find a wellpaid job, or you will not be able to afford the expenses. What's more, the city is always crowded, noisy and dirty. It is very difficult to find a good place where people can enjoy peace and fresh
教材知识探究 词语解读
1. abuse n．&vt.滥用；辱骂 abuse of power滥用职权 alcohol abuse酗酒 drug abuse滥用毒品 abuse one's authority/power滥用职权/权力
Laws have been passed to prevent government officials from abusing their power. 通过立法防止官员滥用权力。 They were so rude that they often abused each other in
答案与解析：A
考查形容词辨析。tolerant宽容的；
responsible负责的；generous慷慨的；enthusiastic热 情的。根据句意，应选A项。
[用tolerate, stand, bear或endure的适当形式填空] ③The sorrow was almost more than she could bear ________. endures the pain of a loveless marriage. ④He quietly ________ stand hot weather. ⑤I can't ________ tolerate opposition ⑥A government that refuses to ________
注意：1. 词数为100左右； 2. 可适当增加内容以使行文连贯。 Advantages and Disadvantages of Living in a City [写作提示] 1. 优劣对比类议论文是对于某个观点、优点和缺点的比较性 陈述。具有鲜明的对比性。
2. 写作时注意优点和缺点的不同表达，以及对立双方之间过
is always crowded, noisy and dirty。
教材自主回归 记记单词
circulate 循环→____________n 1．c________vi. ．循环，传播 circulation circular circulative →___________adj. 循环性的→________adj. 圆形的，环
I won't tolerate your bad manners any longer. 我再也不能忍受你那种恶劣的态度了。 Many old people have a very limited tolerance to cold. 许多老年人对寒冷的忍受力很差。