高一必修一Unitampnbsp4ampnbspreading知识点讲解（2）

　　时间： _XX 年_ 10月11 星期 日 北大附中河南分校高中英语 王萍
　　learning aims:
　　1. knowledge aims: ① enable the students to grasp the usages of such important new words and expression_r_rs as shake, injure, destroy, skock, rescue, right away, a great number of, give out, etc.
　　②get the ss to mater the usage of the patterns：
　　it seemed that the world was at end
　　all hope was not lost
　　2. ability aims: to improve ss’ ability of reading
　　learning difficult points:
　　1 let the ss learn the usage of the words ＂ burst＂
　　2 enable the ss to master the usage of the pattern .
　　教学过程：
　　step ⅰ. leading-in (3分钟)
　　1. greet ss as usual
　　2. enjoy the 3-minute’s talk show and give the comment on it.
　　free topic
　　then commont it
　　stepⅱ．review（3-5分钟）
　　imagine your home begins to shake and you must leave it right away
　　1. before
　　2 look up to尊敬，尊重
　　look through浏览，仔细查看
　　look over快速地翻阅
　　look on旁观
　　3 imagine + n. /pron
　　imagine sb. to be
　　4 shake hands with sb
　　shake one’s hand 握手
　　shake sb by the hand
　　5 compare: at the end of
　　by the end of
　　in the end
　　q: 1) . his father will return home ___________this year.
　　2) . he will be a scientist __________.
　　3) . how many english words had you learned ____________ last term?
　　补讲：para1 . … the water pipes in some buildings cracked and _____.
　　burst : to come open or fly apart suddenly
　　the balloon suddenly burst.
　　burst into + n.
　　some robbers burst into that house.
　　burst out
　　burst out + doing
　　they burst out laughing.
　　burst into+ n.
　　burst out + doing……
　　stepⅲ.learning by themselves（20分钟）
　　read aoudly togather （from para2—4）
　　para. 2 --- (5分钟)
　　难点精讲：
　　1. in fifteen terrible seconds a large city lay in_____.
　　compare: ruin ; destroy ; damage
　　①damage指部分＂损坏＂、＂损害＂、＂破坏＂或指使用价值有所降低。它可以用作动词,也可以用作名词,用作名词时常与to something 连用。
　　the accident did a lot of damage to his car.
　　②destroy 只能用作动词,指彻底破坏,以致不可能修复,常作＂破坏＂、＂毁灭＂解,也可以指希望、计划等打破。
　　the earthquake destroyed almost the whole town. 
　　③ruin则表示破坏严重,以致不能修复,但这种破坏不像destroy那样毁灭某物,而是强调致使该物的使用价值发生了问题。用作动词时,它作 ＂使毁灭＂、 ＂使崩溃＂、 ＂弄糟＂解;用作名词时,它表示 ＂毁灭＂、 ＂瓦解＂、 ＂废墟＂等抽象概念。ruin也有借喻的用法。
　　the fire ruined the castle.
　　the house has fallen into ruin.
　　the company is facing ruin.
　　边学边练：
　　the village ___in ruins after the war.
　　these machines have ____idle since the factory closed
　　an earthquake left the whole town_______.
　　his career is________.
　　everywhere they looked nearly everything was_________.
　　he ______ his girl friend’s prospects
　　soft wood ________easily.
　　2． two-thirds of the people died or were injured during the earthquake.
　　边学边练
　　more than 61% of the surface of the earth ____covered by water.
　　seventy percent of the workers in this factory ____ young.
　　宏志班拓展：
　　请根据提示完成下列句子。
　　1. ________ (三分之一) of the students in our class ______ (be) girls.
　　2. _________ (五分之三) of the soil __________ (wash) away by the flood last night.
　　3. ______ (一半) of the desks in this school ________ (make) in his company.
　　4. ______ (大部分的) of the lecture he made yesterday ______ (be) interesting.
　　5. ________________ (数万) people _________ (dance) in the big square now.
　　para3---（8分钟）
　　要点句子及讲解：
　　1 everywhere they looked nearly everything was destroyed.
　　everywhere 引导让步状语从句
　　e.g: you can find warm-hearted men anywhere you go
　　everywhere they appear, they were welcome.
　　连接高考：
　　1 _______ he goes, i’ll go, and i don’t care what happens.
　　a where b when c everywhere d every place
　　2 no wind, however, could blow them away.
　　review: however
　　宏志拓展：
　　1 he hates going shopping,_______, he went with his wife.
　　a therfore b however c but d and yet
　　2 you should try to get a good sleep______ much work you have to do
　　a however b no matter c although dwhatever
　　3. people began to wonder how long the disaster would last
　　[考点] last在此句中意为＂持续，延续＂。可单独使用，也可后接for +一段时间（for可以省略）。
　　[考例] the evening news comes on at seven o’clock and ______ only thirty minutes. (XX全国卷ii)
　　a. keeps  b. continues c. finishes d. lasts
　　para.4-----(7分钟)
　　要点句子及讲解：
　　1 all hope was not lost.
　　[考点] all...not = not all...意为＂并不都……＂，是部分否定。当all, both及every的合成词与not 连用时，表示部分否定；完全否定要用no, never, nowhere, none, neither, nothing， nobody等。
　　考例] i agree with most of what you said, but i don’t agree with ______.
　　(nmet 1997)
　　a. everything  b. anything c. something  d. nothing
　　2 the army organized teams to dig out those who were trapped and to bury the
　　dead.
　　dig out 挖掘；发现
　　bury oneself in= be buried in
　　devote oneself to= be devoted to
　　3 workers built shelters for survivors whose homes had been destroyed.
　　[考例] last month, part of southeast asia was struck by floods, from ______ effects the people are still suffering. (天津 XX)
　　a. that  b. whose c. those  d. what
　　step ⅵ assessment and exercise （5分钟）
　　完成《堂堂练 》10个选择题
　　课后反思：