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人教版(2019)選擇性必修第二冊Unit 1 Science and Scientists Words and Expressions 課件(共34張PPT)

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人教版(2019)選擇性必修第二冊Unit 1 Science and Scientists Words and Expressions 課件(共34張PPT)

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(共34張PPT)
Words and Expressions
新人教選必二
Unit 1
Science and Scientists
1. severe adj.極為惡劣的; 十分嚴重的; 嚴厲的→adv. severely 嚴重地→ severity n.嚴重性
be severe on/with 對……嚴厲
2.frustrated adj.懊惱的; 沮喪的; 失意的→frustrating adj.令人懊喪的;使人沮喪的→frustrate v.挫敗;阻撓;使受挫折;使心煩→frustration n.懊惱;挫敗;挫折;令人懊喪的事
3. contradictory adj.相互矛盾的; 對立的; 不一致的→contradict v.反駁;相矛盾→contradiction n.反駁;矛盾
4.infection n.感染;傳染 → infect v.使感染; 傳染→adj.傳染性的infectious
5. subscribe v.認購(股份); 定期訂購; 定期繳納(會費)→subscriber n.訂閱人;消費者,用戶→subscription n.訂閱費,訂閱
subscribe to...: ①同意; 贊同 ②訂閱;③定期捐款
6. proof n.證據; 證明; 檢驗→proof v.證明
7. multiple adj.數量多的; 多種多樣的→multiply v.乘;迅速增加;繁殖
8. suspect [s 'spekt]: v.懷疑; 疑有; 不信任 ['s spekt]: n.犯罪嫌疑人; 可疑對象
→suspicion n. 懷疑 →suspicious adj.感覺可疑的
短:懷疑某人(做)某事suspect sb. of (doing) sth. 懷疑某人是suspect sb. as/to be
9. intervention n.介入; 出面; 干涉→v. intervene 干涉,干預;調解,干擾,阻礙
10.pure adj.干凈的; 純的; 純粹的 →purely adv.完全地;純粹地 →purity n.純度→purify
vt.使潔凈,凈化
詞匯拓展
11. decrease [d 'kri s]:v.減少; 減小; 降低 ['di kri s]: n.減少; 降低: 減少量
→反:v./n.增加 increase
短語:在減少 on the decrease 減少了decrease by 減少到decrease to 在...方面減少decrease in
12. transform v.使改觀,使變形,使轉化→transformation n.轉變→transformable adj. 可變形的
→transformer n. 促使改變的人或物,變壓器 transform … (from…) into … 把……變成……
13. thinking n.思想; 思維; 見解 →think v.思考;認為 →thinker n.思想家→thought n.想法;考慮
14. finding n.發現; 調查結果; (法律)判決→v.發現 find
15. initial adj.最初的; 開始的; 第一的→adv. initially 開始,最初
16. solid adj.可靠的; 固體的; 堅實的 n. 固體 拓展:氣體gas 液體liquid
17. defend v.保衛; 防守; 辯解 →defence n.保護;防御;答辯 →defensive
adj.防御的;保護的
18. assistant n.助理; 助手 →assist v.幫助;援助 →assistance n.幫助;援助
19. in charge of...: 主管; 掌管
charge v./n.①收費;②控告;③指責;④猛沖;⑤給...充電;⑥賦予...指責;使承擔責任
拓展:in the charge of... 由...主管 take charge of 主管; 掌管
20. leadership n.領導; 領導地位; 領導才能 →lead v.領導;引導;帶領;通向→leader n.領導者
21.steady adj. 穩定的; 平穩的; 穩步的→steadily adv.穩定地;平穩地;穩步地
22. brilliant adj.聰穎的; 絕妙的; 明亮的→n.才華;光輝brilliance
23. fault n.弱點; 過錯 →faulty adj.有錯誤的;有缺陷的 →faultless adj.完美的;無缺點的
24. vivid adj.生動的; 鮮明的; 豐富的→vividly adv. 生動地;強烈地
詞匯精講
cholera n. 霍亂
diarrhoea n. 腹瀉
dehydration n.脫水
germ n. 微生物
pump n. 泵
household n. 一家人,家庭
handle n. 把手,應對能力
decrease n./v. 減少
epidemiology n. 流行病學
microscope n. 顯微鏡
protein n. 蛋白質
cell n. 細胞,單間牢房
virus n. 病毒
vaccine n. 疫苗
framework n. 框架,結構
shadow n. 影子,陰影
rainbow n.彩虹
concrete n. 混凝土
plasma n.血漿,乳清
aerospace n. 航空航天工業
aviation n. 航空制造業,航空
assistant n. 助手
missile n. 導彈
astronomer n. 天文學家
suspect v.懷疑 n.嫌疑人
blame v. 責備,把.......歸咎于
n. 責備
transform v. 改變,使改變形態
pour v. 傾倒
defend v. 防守,保衛,辯解
trace v. 追蹤,追溯
frustrated adj. 泄氣的
multiple adj. 數量多的
raw adj. 生的
pure adj.純凈的
vivid adj. 生動的
patriotic adj. 愛國的
mechanical adj. 機械的
brilliant adj. 聰穎的,絕妙的
詞匯精講
1. frustrated [fr stre t d] adj. 懊惱的;沮喪的;失意的
feel/be frustrated at/with... 對……感到沮喪/懊惱
frustrated =depressed / down / upset
frustrate vt. 挫敗;阻止;使沮喪
frustration n. 挫折
frustrating adj. 令人沮喪的
續寫語料庫:
A wave of frustration took hold of / seized him completely.
He was overwhelmed/overcome with a wave of frustration.
一股強烈的挫敗感將他緊緊包圍,完全占據了他的身心。
他被一股洶涌的挫敗感所籠罩,難以自拔。
1. Disappointed and _____________, the poor man made his way back to his family.
2. The __________ result really __________ me and I was so __________ that nothing could relieve my __________.
3. I felt like crying ______frustration.
4. Lily sat in his empty shop feeling extremely ____________ (frustrate).
frustrating
frustrated
frustrated
with
frustration
frustrated
【即學即練】單句語法填空。
frustrated
2.subscribe [s b skra b] vi.認購(股份);定期訂購;定期交納(會費)
subscribe to 同意,贊同;訂購;訂閱;捐助
an annual subscription 一年期訂閱
take out a subscription to Newsweek 訂閱《新聞周刊》
subscriber n. 訂閱人;定期捐款者;消費者
subscription n. 訂閱;訂閱費;定期捐款
1. I subscribed to several magazines.
2. We subscribe to several sports channels on TV.
3. We prefer to subscribe to an alternative explanation.
4. He is one of the millions who subscribe to the NSPCC.
他是數百萬個定期向英國全國防止虐待兒童協會捐款的人士之一。
我們更贊同另一種解釋。
我們付費收看好幾個體育頻道。
我訂了幾份雜志。
【即學即練】寫出下列句子中畫線部分的漢語釋義。
1. I subscribe to Reader’s Digest magazine. ________
2. We subscribe to an animal protection society. ________
3. Each employee may subscribe for up to $2,00 worth of shares. ________
4. We no longer subscribe to the view that disabled people are unsuitable as teachers. ________
訂閱
認購(股份)
定期捐款
同意 / 贊成
① Some even offer a (subscribe) service with quarterly or even monthly updates.
② Many companies (subscribe) generously to the football club so far.
③ Write away now for the free album offered to every new (subscribe).
④ He the view that children benefit from being independent.
他贊同孩子們能從獨立中獲益這一觀點。
subscription
have subscribed
subscriber
subscribes to
【即學即練】單句語法填空。
1. If you suspect a gas leak, do not strike a match or even turn on an electric light.
如果你懷疑煤氣泄漏,不要劃火柴,甚至不要打開電燈。
2. She had no reason to suspect that Sylvia had not told the truth.
她沒有理由懷疑西爾維婭沒說實話。
3. We are appealing to anyone who saw the suspect to contact us.
我們呼吁任何人看到犯罪嫌疑人后與我們聯系。
3. suspect [s spekt] v. 疑有, 懷疑 n.嫌疑犯; 嫌疑分子; 可疑對象
(1) suspect that... 懷疑/認為……(尤指壞事可能屬實或發生)
suspect sb. to be... 懷疑某人是……
suspect sb. of (doing) sth. 懷疑某人(做過)某事
(2) a murder suspect 殺人嫌疑犯
the main/prime suspect 首要嫌疑人
suspicion n.懷疑
suspicious adj. 懷疑的;不信任的 = doubtful/skeptical / sceptical
① We suspected the officer having a hand in the affair.
② Judging from his abnormal behaviour, I suspected him (be) a thief.
③ The police carrying drugs so they went through his bag, but found nothing.
警察懷疑他攜帶毒品,因此搜查了他的包,但什么也沒發現。
of
to be
suspected him of
【即學即練】單句語法填空。
4.blame [ble m] vt.把……歸咎于;責怪;指責n.責備;指責
(1) be to blame (for sth.) 該(為……)受責備;應該(為……)負責
blame sth. on sb. 把某事歸咎于某人
blame sb. for (doing) sth. 因(做)某事責備某人
be blamed for 因……受譴責/責備
(2) accept/bear/take the blame for sth. 對某事負責任
lay/put the blame on 把責任歸咎于……
1. You are to blame for this accident. After all, it was your carelessness that led to it.
你應該為這次事故負責。畢竟,是你的粗心大意導致了它。
2. She blamed her failure on bad luck.
她把自己的失敗歸咎于運氣不好。
3. The teacher blamed him for not handing in his homework on time.
老師因為他沒有按時交作業而責備他。
4. You should take the blame for your actions.
你應該為你的行為負責。
5. They laid the blame on the new employee for the delay.
他們把延誤的責任歸咎于新員工。
be to blame不能用被動語態,該短語用主動語態表示被動含義。
① The failure of the experiment cannot be blamed him alone.
② Mary, rather than you, is (blame) for not finishing the work on time.
③ She blamed her husband the failure of their marriage.
④ (blame) by the teacher, Mary was pulling a long face.
⑤ Lots of people find it hard to get up in the morning, and the alarm clock.
很多人發現早上起床很困難,并將責任歸咎于鬧鐘。
on
to blame
for
Blamed
put the blame on
【即學即練】單句語法填空。
5.multiple ['m lt pl] adj. 數量多的; 多種多樣的
n. [C] 倍數
前綴 multi-
前綴 multi- 可加在單詞前構成新詞,其含義是 “多的”“多倍的”。
例如:multiple 多個的 multi-cultural 多元文化的 multimedia 多媒體
寫出下列句子中畫線詞的漢語釋義。
1. Multifunctional furniture can be used for guests to sleep. ________
2. The one-time farmer is now the servant of some multi-national organisation.
________
3. The bottom of the ocean is full of various and multicoloured coral(珊瑚).
________
4. The research indicates that people who multitask have the poorest results in doing various things at the same time. ________
多功能的
多國的
同時處理多項任務
多彩的 / 五彩斑斕的
6.handle [ h ndl] n. 把手; 拉手; 柄 v. 處理; 搬動; 操縱
get / have a handle on 弄懂,理解,搞明白
處理= solve/tackle/do with/deal with/cope with/ address / process / approach/dispose of /attend to
turn the handle
the handle of a knife
handle
寫出下列句中handle的含義
①How to handle the machine is a puzzle to all the people there. ______
②He turned the handle and closed the door. ______
③They handle the problem once and for all. ______
操縱
把手
處理
把手;柄
處理;應付
( “掌”握局勢、人、工作或情感)
(用手)觸;碰;拿
(詞源義)
操縱;駕馭
(用“手”接觸車輛、動物、工具等以控制)
7.link [l k] n. 聯系;紐帶 vt. 把…連接起來;相關聯
(1) a link between...(and...) ……(和……)之間的連接(聯系)
(2) link A to/with B 將A與B聯系/連接起來
link up (with sb./sth.) (與某人/某物)連接,結合
be linked to/with... 與……有聯系/有關
1. Scientists have found a link between lack of sleep and poor memory.
科學家們發現了缺乏睡眠和記憶力差之間的聯系。
2. We should link theory to/with practice.我們應該把理論和實踐聯系起來。
3. The two roads link up with each other at the bridge.這兩條路在橋上相互連接。
4. The new company hopes to link up with some established enterprises.
這家新公司希望與一些老牌企業結合。
5. The disease is linked to/with poor living conditions.這種疾病與惡劣的生活條件有關。
① Police suspected there may be a link the two murders.
② The video cameras (link) to a powerful computer.
③ The Channel Tunnel links Britain the rest of Europe.
④ The space shuttle will link up the space station this afternoon.
⑤ There is convincing proof that skin cancer exposure to the sun.
有充分的證據表明皮膚癌和陽光暴曬有關系。
between
are linked
with/to
with
is linked to
【即學即練】單句語法填空。
8.decrease [d 'kri s] v.減少; 減小; 降低 n.減少; 降低: 減少量
decrease同義詞: reduce/decline / go down / fall / drop /shrink
(1) decrease to... 減少到……
decrease by...減少了……
decrease from...to... 從……減少到……
(2) on the decrease 正在減少
increase v. 增加 = rise / go up / grow / surge / skyrocket/boom/swell
1. The number of students in this class decreased to 30. 這個班級的學生人數減少到了 30 人。
2. The price of this product decreased by 20 percent. 這個產品的價格減少了百分之二十。
3. The population of the town decreased from 50,000 to 40,000. 這個城鎮的人口從 5 萬減少到了 4 萬。
4. The crime rate in this area is on the decrease. 這個地區的犯罪率正在減少。
在空白處填入1個適當的單詞或括號內單詞的正確形式。
1. The number of independent firms decreased ________ 198 ________ 96.
2. There has been a steady decrease ________ the number of visitors.
3. The price of wheat has decreased ________ 5%.
4. The __________ (decrease) numbers of fish make fishing much more difficult.
to
from
in
by
decreasing
【即學即練】單句語法填空。
9.solid ['s l d] adj.可靠的,固體的,堅實的 n. 固體
solid evidence確鑿證據
a solid foundation 堅實的基礎
solid fuel/food固體燃料/食物
a solid ball 實心球
liquid : adj.液體的, 液態的 n.液體
gas 氣體
1. Solids turn to liquids at certain temperatures. ___________
2. He did not eat solid food for several weeks. ___________
3. A tennis ball is hollow(空心的), but a base ball is solid. ___________
4. If your race car isn’t insured(投保), you may risk losing everything when it hits something solid. ___________
5. The research lacks solid evidence, and therefore, its conclusions are doubtful.(2012 浙江) ___________
6. The taps appeared to be made of solid gold. ___________
固體
固體的
實心的
堅硬的
可靠的
純金
1. The setting sun cast an orange glow over the mountains.
橘紅色的夕陽輝映著群山。
2. She cast a welcoming smile in his direction.
她向他微笑以示歡迎。
3. The priceless treasures had been cast into the Nile.
價值連城的珍寶被扔進了尼羅河。
4. Don’t let yourself be cast down by a small failure in the experiment. Try again.
不要讓自己被實驗中一個小小的失敗所打倒。再試一次。
10.cast [kɑ st] v.投擲;投射(光/影子);向……投以(視線/笑容)
cast a glimpse/ɡl mps/ of 一瞥
cast light on 使……清楚;使人了解
cast doubt on 質疑;引起對……的懷疑
cast a shadow over 給……投下陰影
cast/run an eye/one’s eyes over sth. 用眼光瞥(或掃);匆匆查看;粗略地看一看
cast/shed/throw light on sth. 使(問題等)較容易理解
be cast down (by sth.) (因某事)沮喪,不愉快
寫出下列句子中畫線部分的漢語釋義。
1. Again she cast a look toward the window. ______
2. The play is being cast in both the US and Britain. ________
3. The site where Zhang Xianzhong cast lumps(塊)of pure silver is being dug.
________
4. To qualify, candidates must get at least 10% of the votes cast. ________
投射(視線)
挑選演員

投票
① Anyone would be cast by such news as that.
② The moon (cast) bright light over the garden when I saw through the window.
③ Those clouds would have that would have blocked some sunlight out.
那些云朵原本會投射出陰影,擋住一些太陽光。
down
cast
cast shadows
【即學即練】單句語法填空。
11.pour [p (r)] v.倒出; 傾瀉; 斟(飲料)
pour out 倒出;傾吐/訴說(思想/感情/經歷)
pour down 流下;(雨)傾盆而下;
rain/pour cats and dogs下傾盆大雨
pour into/in 涌進
流淚:
tears pour/ roll/run/ stream/ flow down one’s cheek
1)She poured out all her troubles to him.
2)The rain continued to pour down.
3)Light was pouring into/in the courtyard.
4)He was so frustrated that tears poured down his cheeks.
讀后續寫“流淚”表達積累:
burst into tears/burst out crying
be in tears/be close to tears/have tears in one’s eyes
tears well up in one’s eyes
weep/cry/sob
tears pour/ roll/run/ stream down one’s cheek
淚水從某人的臉頰傾瀉而下 / 滾落下來 / 流淌下來 / 如溪流般流下。
突然大哭起來
流著淚;快要哭了;眼里含著淚水
淚水涌上某人的眼眶
哭泣;大哭;抽泣
她向他傾訴了自己所有的煩惱。
雨繼續傾盆而下。
光線傾瀉在院子里。
他是那樣沮喪,淚水順著他的面頰簌簌地落下。
12.fault [f lt] n.[U]責任;過失;過錯 [C] 缺點;缺陷;故障
be one’s fault 是某人的過錯
be at fault 有過錯;有責任
find fault with 挑剔,挑……的毛病
faultless adj 無錯誤的;完美無缺的 (perfect)
faulty adj 有錯誤的;有缺陷的=imperfect
1. The police arrived at the scene and concluded that the driver was at fault.
2. You are too ready to find fault with other people.
3. Why should I say sorry when it’s not my fault
寫出下列句子中畫線部分的漢語釋義。
1. He has many faults, but dishonesty isn’t one of them. __________
2. There is a fault in the electrical system. __________
3. She believes it was the doctor’s fault that the patient died. __________
根據所給提示,用適當的詞塊完成下列句子。
1. He is such a man who is always __________________(挑剔)other
people.
2. “I don’t think ______________(是我的過錯)that the TV blew up.
I just turned it on, that’s all,” said the boy.
3. Parents are ___________(有責任)for the change in their children.
缺點
故障
過錯 / 責任
it’s my fault
finding fault with
at fault
13.shift [ ft] n. 改變; 轉換; 輪班 v.轉移; 挪動; 轉向
- a shift in the wind 風向有變
- the shift key (計算機)轉換鍵
- be on the day / night shift 值白/夜班
- shift work 輪班工作
- shift the furniture 搬家具
- shift the media’s attention 轉移媒體的注意力
1. Within four hours of my first shift, I had angry customers who complained how slow I was.(2012 湖南) ___________
2. The 21st century has been seeing a gradual shift of people from the country to the town. ___________
3. You must press the shift key before entering each letter. ___________
4. Someone has shifted my bicycle and I can’t find it. ___________
5. Nowadays the priority for travelling is shifted from shopping to food and scenery.(2019 江蘇) ___________
6. Public attitudes towards the Internet have shifted over the past 50 years. ___________
輪班
轉移
轉換鍵
(使)移動
(使)轉移
改變
Unit 1
Thank You !
Words and Expressions
新人教選必二

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