高二英語Unit13 The water planet知識點總復習教案

Section I  課前準備、聽力、口語 1. Practise making suggestions and expressing opinions. 練習提出建議并發(fā)表觀點。(p. 17 Goals 2)▲ practise vt. 練習 practise后面的動詞一般要用-ing形式。類似practise這種接動詞-ing形式作賓語的動詞還有：finish, enjoy, mind, give up, cant help, suggest, keep等。如：① I practise playing the piano every day. 我每天練習彈鋼琴。② She had finished writing the letter when I went in. 我進去時她已寫完信了。③He enjoys skating very much. 他非常喜歡溜冰。④ Do you mind closing the window? 請你把窗戶關上好嗎? ⑤ Mary couldnt help laughing at Toms joke. 對于Tom的玩笑，Mary忍不住笑了。   拓展：practice n. in practice實際上put sth. into practice將…付諸實施 2. Fill one glass with fresh water and another glass with salt water. 在一個玻璃杯里裝滿淡水另一個玻璃杯里裝滿鹽水。( p.17 Warming up No.4) ▲ fill的用法 (1) 使?jié)M；填滿  He filled the bath with water. 他把浴缸裝滿水。(2) 占有(地位)，任(職位) The position of the principal is not yet filled. 校長的職位還空著。(3) 供應(需求) ① His answer did not fill our need. 他的回答無法滿足我們的要求。② Fill in your telephone number. 請?zhí)顚懩愕碾娫捥柎a。③ The room was filled with laughter. 房間里充滿了笑聲。④ I have filled up the bottle. 我把瓶子裝滿了。   ▲拓展：fill in填寫(事項，表格等) fill...with...把……裝滿  be filled with = be full of充滿  fill up 裝滿；填寫(= fill in) 3. What can we do to protect the water on our planet? 我們能做些什么來保護我們這個星球上的水呢？(p.17 倒數第1行) ▲protect保護，防御 常與介詞against (from)連用，譯為“保護……免遭”。① He is wearing sunglasses to protect his eyes from the strong sunlight. 他戴著太陽鏡以擋強烈的陽光。② The heavy rain kept us from going out.  大雨使我們無法出去。   ▲注意：stop (prevent)…from doing中from可省去；keep…from doing中from不可省。   ▲拓展：keep…from...阻止(妨礙)…做…= stop… (from)… = prevent … from ... 4. Who tells the story in the poem?誰講了這首詩里的故事？ ( p.18 Part 1 No. 1) ▲tell的重要句型歸納   (1) tell + n.(人) + n. = tell + n. + to + n. (人) Did you tell your parents the news? =Did you tell the news to your parents? 你把這消息告訴你父母了嗎?   (2) tell + n. (人) + (that)／wh... ① He told me(that)he would be back in an hour.  他告訴我，一個小時內他就回來。② He told her what had happened.  他告訴她發(fā)生了什么事。   (3) tell + n. (人) + of (about)  He told me of (about) his worries.他告訴我他的煩惱。 ▲ 拓展：tell + n. + from + n. 辨別……和……  all told總共 Dont tell me! 不至于吧!  I (can) tell you. 的確，真的    There is no telling. 不得而知；很難說。 to tell the truth 老實說 ① Its sometimes hard to tell one twin from the other.  雙胞胎有時很難分辨。② All told, there were 350 people killed in the plane crash.  那次墜機事件中總共有350人喪生。③Dont tell me you are going back to your hometown.你不至于要回到你的故鄉(xiāng)吧。④Its a wonderful invention, I (can) tell you. 那的確是個了不起的發(fā)明。⑤ There is no telling where he is. 無法知道他到底在哪里。 5. Work with your partner and see whether you can come up with a good, scary story… 跟你的同伴一同看看是否能想出一個好的，引起驚慌的故事… (p.18 Listening Part 2 No. 4) come up with的用法   ▲come up with在本單元中作“提出”“想出”解。如： ① The young engineer came up with a new design. 那個年輕工程師提出一種新的設計方案。②The magazine recently came up with some advice on smoking.該雜志最近就吸煙問題提出一些忠告。③ Youve come up with a good idea.  你想出的主意好極了。④ Scientists will have to come up with new methods of increasing the worlds food supply. 科學家們必須找出增加全世界食品供應的新方法。   ▲ come up with有“拿出…” “籌措錢”之意。如：① If Waths can come up with $15 million, well go to London. 如果瓦茨能夠拿出一千五百萬美元，我們就去倫敦。② You have no choice but t0 come up with ￡18, 000.你別無選擇，必須拿出一萬八千英鎊。   ▲ come up with亦可作“趕上”解。如：① Lets hurry up so that we may come up with them. 咱們快些走，以便趕上他們。② We shall have to work hard so as to come up with the other firm. 我們得努力工作才能趕上另一家商行。 6. Who benefits from using water in this way.以這種方法用水誰受益了? (p. 18 Speaking 第5 點) ▲ benefit的用法 (1) n. 利益；益處 I get a lot of benefit from learning a foreign language. 從學習外語中我得到許多益處。 ▲ 注意：以下兩個短語：be of benefit to對……有裨益；for the benefit of為了……(的利益)。① That experience was of great benefit to me. 那個經驗對我很有益處。②We must make efforts to take exercise for the benefit of our health. 為了健康我們必須努力鍛煉身體。 (2) vi. 有益于① Such foolish behaviour will not benefit your ease. 這樣愚蠢的行為將無益于你的案子。② I benefited enormously from my fathers advice. 我從父親的忠告中獲益良多。 【注】benefit可作為及物動詞用，意為“有益于”。如：①The trade agreement will greatly benefit the developing countries.貿易會談將大大的有益于發(fā)展中國家。②The new railway will benefit the district. 這條新鐵路將會給這個地區(qū)帶來好處。③ The long rest benefited her. 長期休息對她有好處。 ▲ benefit from／by的用法: benefit from／by意為“從……中得益”“得益于……”。如：① We can all benefit from his knowledge. 我們均可得益于他的知識。② You benefit from what he told you in the letter. 你會從他的信中受益。 Section II  閱讀 7. 99% percent of the living space on earth is in the oceans.  地球上百分之九十九的生存空間是在海洋里。(p.19 第一段 第2－3行)   ▲百分數作主語時，即percent后有數詞時，應注意兩點：一是percent不能用復數形式；二是謂語動詞的單復數。如果percent of后的名詞為單數，謂語動詞用單數；其后的名詞為復數，謂語動詞則用復數。如：① About 70 percent of the surface of the earth is water.地球表面大約百分之七十是水。② Eight percent of the students are absent today.今天有百分之八的學生缺席。   【注】percent可作為副詞用，在句中作狀語。如：①I notice you dont say that youre a hundred percent convinced yourself. 我注意到你沒有讓你自己完全信服。 ② Prices have risen 5. 5 percent in the past year. 過去一年物價上漲了5.5%。③ I think its ninety percent probable. 我想有百分之九十的可能性。   【注】percent也可作形容詞用，在句中充當定語。如：  I paid him six percent interest.我付給他百分之六的利息。   【注】percentage意為“百分比”，多與of連用。如果連用的名詞是復數，后面的動詞就用復數形式，否則用單數形式。如：① What percentage of babies die of this disease every year? 每年嬰兒死于這種疾病的百分率是多少? ② What percentage 0f his income is paid in income tax? 他的收入有多大比例用來交所得稅? 8. Marine life is incredibly rich and varied. 海洋生物極其豐富多樣。(p.19 第一段 第3行) ▲varied是由動詞vary變化而來的過去分詞，在句中作定語或表語。如：① The menu is varied and cheap.菜單上的菜花樣很多也很便宜。② They made varied efforts to bring about a peaceful solution of the problems. 他們做了種種努力來和平解決這些問題。③ They are rich in content and varied in style.它們內容豐富、風格多樣。④ He had had varied training and had held many offices.他受過多種訓練并擔任過多種職務。   ▲動詞vary意為“有差異”“有變化”時，是不及物動詞。如：① Courses vary according to the needs of the students.  課程根據學生的需要而不同。②People vary very much in their ideas. 人與人的想法差別是很大的。③ The answers given by different people vary greatly.不同人作出的回答，差別非常大。   ▲vary可作及物動詞，意思是“使……有變化”“變換”。如：①You should vary your diet. 你的飲食應經常變換花樣。② She varies her dress as fashion changes. 她的衣著隨潮流而變化。   【注】vary充當及物動詞時，可用現在分詞作定語。如：varying prices 不斷變化的價格。 9. There are about five million species in the oceans

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