高中英語人教版選修7課件：unit3 period2 vocabulary

1、Words and expressionsUnit3 Under the sea 1. 學(xué)生能夠了解本單元單詞的基本用法。2. 學(xué)生能夠辨析易混淆詞的用法，并能熟練運用。3. 學(xué)生能夠掌握重點難點詞的拓展及其用法。 本節(jié)課為unit3 的單詞和短語教學(xué)，單詞本來是零散的，易混的，但是本節(jié)課運用了從點到線，從線到面的詞匯教學(xué)方法，使重點難點單詞成了容易掌握的單詞塊，單詞串，從而實現(xiàn)了知識即詞匯的重新組合，這一點也符合新的英語教學(xué)大綱的要求。 首先，用聽本單元的單詞錄音進(jìn)行導(dǎo)入，讓學(xué)生從整體上感知下單詞。然后，對重點單詞進(jìn)行講解，既有對單詞用法的拓展，又有對短語釋義的延伸。講解和鞏固練習(xí)結(jié)合，讓學(xué)

2、生加深理解詞匯用法并當(dāng)堂掌握。而且，練習(xí)形式多樣化，有翻譯，有填空，有選擇，從各個角度來對詞匯關(guān)進(jìn)行突破。unit3 Words and expressions2. annual annual adj. /n. 每年的, 一年一次的, 年刊, 年鑒 an annual event 一年一度的活動 an annual report 年度報告 annual ring 年輪 annually 年年地, 每年地 2.Witness 用作動詞，意思是“親眼看到”，如: 你親眼看到那場事故了嗎？ Did you _ the accident?witnesswitness 還可表示“作證”、“證明”，常用“

3、witness to sth/doing sth”例如：他作證說他看到那個人進(jìn)入大樓的.He _ to having seen the man enter the building.witnessed witness 還可以用作名詞，表示“目擊者”、“證人”， 她被傳喚作被告證人。She was called as a _ _ .defense witnessbe a witness to .是的目擊者 bear / give witness to sth為作證3. accommodation.1) 房間，住所2) lodgings, rooms and food 膳宿（在英英中為不可數(shù)，在美

4、英中為可數(shù)，常用復(fù)數(shù)） accommodate v. accommodating adj. accommodator n. 適應(yīng)，調(diào)節(jié)親切的，易打交道的調(diào)節(jié)者4. opposite adj. 相反的;對立的; 對面的; 相對的(常與to, from 連用) n. 相反的人或物 prep. 在.的對面 辨析: opposite, contrary opposite 指位置,方向, 地位, 性質(zhì), 意義等對立的,相反的,” e.g. “True and false” have the opposite meaning. contrary 指“兩物朝相反的方向發(fā)展”, 含有“互相沖突,不一致”的意思

5、. eg. Your plan is contrary to mine. 5. teamwork team n.隊,組 vi. 協(xié)同工作 teammate n. 隊友 6. flee (fled, fled)vt. 逃避, 逃跑, 逃走vi.消散, 逃, 消失他殺死了仇敵, 逃往了國外. He killed his enemy and _.flee from 逃離某地, 逃脫= escape from = run away from翻譯: 他們從著火的房子里逃出來了. They fled from the burning house.fled the country7 dragged drag

6、 :pull sb./sth along with effort eg. He dragged the table into the cornerdrag down 把人拖垮drag ones feet 故意拖延drag in 拉進(jìn)去drag on 拖延，拉長8.Depths 表示底層， 深處The depths of the oceanThe depths of the jungleThe depths of the country The depths of winter The depths of ones heart The depths of despair海洋深處叢林深處窮鄉(xiāng)僻壤隆

7、冬心靈深處絕望的深淵 注意1. The river is 5 miles long and 2 meters wide .= The river is 5 miles _ _ and 2 meters _ _ .in lengthin width2. deep (adj. adv.) “深的,深,遲”, 指具體深度. deeply (adv.) “ 深深地”,帶有感情色彩. 9.urged urge sb to do sth 催促/慫恿某人做某事 urge its importance 強(qiáng)調(diào)其重要性 n. 迫切要求;強(qiáng)烈的欲望 an urge to do sth 10 reflect (vt.

8、 vi.) 反射,映射,思考 1)After _ for a time , he decided not to go there . 2) The mountains _ in the lake were very beautiful . reflect on (upon) 仔細(xì)考慮, 思考 我要思考一下下一步該怎么做. I will reflect on what to do next on reflection 再三考慮reflecting reflected 11. pure. adj. 純粹的， 無垢的， 清白的 e.g. 1)The sweater is made of pure w

9、ool. 2)The air in the forest is purer and cleaner than that in the city. 短語: pure and simple 完完全全的，十足的 By _ coincidence we met in Beijing for the second time. A. pure B. purity C. through D. poorA12.be/ become (well) aware of / that 對知道，明白；意識到 我希望在情況影響你前,你能察覺到。I want you to be aware of the situation

10、 before it affects you. 我很清楚他就是我要求助的人。 I am well aware that he is the one I should turn to.13 neat neat adj. 整齊的，勻稱的， 好的（口語） e.g. Our classroom is always neat. 辨析：neat， clean 二者都表示“整潔的” 區(qū)別在于： neat： 側(cè)重整齊的 clean: 側(cè)重干凈的e.g. She keep her desk neat. The school is very clean. 14. narrow n. 狹窄部分,海峽,隘路 a. 狹

11、窄的,精密的,有限的,勉強(qiáng)的,眼光短淺的 They had to worm their way through the narrow tunnel.他們得鉆過狹窄的隧道. He was narrow - minded ,we shouldnt let him do the great task. 短語： a narrow escape 九死一生 in a narrow sense 在狹義上15.upside down (2)The office is being decorated, so everything is _. e.g. Look at Jack. His jacket is _.

12、 上下翻轉(zhuǎn)的；顛倒的；亂七八糟的 upside down inside out inside out反了的，里外顛倒(1)There is a car accident. The car is _ upside down16. sucking. suck ones teeth 嘖嘖的不勝羨慕 suck knowledge into ones mind 吸收知識17. sharp sharp. adj 鋒利的， 銳利的 e.g. He cut the watermelon in two with a sharp knife. 1.My grandfather is nearly 70 years

13、 old, but his mind is still sharp. 2.Her step mother sharp words hurt her deeply. 3.There was a sharp rise in the price of food recently. 4.The meeting starts at three oclock sharp.敏捷的刻薄的急劇的整點的18. tasty (adj.) “好吃的,可口的”= delicious taste ( v. n.) “吃，品嘗,嘗起來,味道” This is a _ meal .2) The cake _ sweet ,b

14、ecause it has a sweet _ . The patient _ for two days .tastytastes tastehasnt tasted 19.scared to death scare to death 嚇壞了，嚇得要死 starve to death 餓死 beat sb to death 打死某人 sentence sb to death 判某人死刑 be tired to death 累極了 be bored to death 煩透了 work oneself to death 積勞而死注意： scare to death 中介詞 to 表示到達(dá)某種結(jié)果。

15、類似的， My income this month has amounted to 5000 dollars . She tore the letter to pieces. The train slowed to a stop. When Mary heard the story of the hero, she was moved _ tears. A. at B . to C. by D. withB20. shallow shallow 淺的， 膚淺的， 淺顯的 2）His paper werent published, for it was rather shallow. 注意：深、淺 深度深淺： deep shallow 顏色深淺：dark light 1）The water in Picture one is _ while the water in Picture Two is deep. shallow21. boundary n. 界限； 分界線 e.g