必修一-----Unit 4第一课时学案学习目标：掌握本单元的重点单词学习重点：重点词汇的基本用法学习难点： 重点单词的拓展用法学习过程一、自主学习（一）边学习边完成下列问题1. 地震: _________ 2. 立刻，马上: ______________3. 井:____________ 4. 裂缝：___________5. 发臭的: ________(v.) __________6. 农场: _________7. 管子:__________ 8. 爆发, 爆裂:______,_____,_____（过去式，过去分词）9. 百万: __________百万富翁: _____________10. 大事, 事件:________ 11. 似乎: _____________12. 结束, 终结: _______________II key points1. earthquake n. =__________地震2. right away: = at once. = ______________立刻，马上3. smelly adj.发臭的；有臭味的____________n./v 嗅觉；气味4. burst vi./vt. 爆裂；裂开；突然出现；爆发 n. 突然破裂 ________–__________ (过去式，过去分词) 短语：burst out +doing = burst into +n. 突然……Eg: burst out _______= burst into_________ 突然哭了 burst out_________ = burst into ___________突然笑了 burst in/ into 闯进；突然破门而入 Eg: When she heard her son won the game, she ________________laughter( 突然笑了) He_________ the room without knocking at the door.( 闯入)5. event n.事件，大事Eg. The ________of the past few days have made things very difficult for the Government. n. 指（运动的）项目；一场比赛Eg. There were a number of __________after the football match.6.as if =___________. 仿佛，好像句型：It looks / seems as if … 看起来好像注：如果所引导的从句表示的情况是真实的或是极可能发生的情况时，句子要用陈述语气；当说话人所陈述的是不真实的或是极少可能发生的情况时，从句要用虚拟语气。
Eg. They talked as if( =as though )they had been friends for years.She acts as if she would go to the moon. It looks as if it is going to rain. 看起来似乎要下雨了 He stood up as if he was going to leave.10. at an end = ____________结束；终结 / at the end of 在……..尽头，在……..末端（ 指时间或空间的一个终点） by the end of 到……结束时，到……时候为止（ 常与完成时态连用） bring sth. to end 结束，终止 come to an end 结束 make ends meet 使收支相抵，量入为出；靠微薄的收入为生 put an end to 结束，终止 Eg. The year is____________. The New Year is coming. (到头) Being out of work and having two young children, they found it impossible to______________. ( 维持起码的生活) I am determined to _________________all the rumors（流言）. ( 结束)III. Exercises1. The dam b_______ under the weight of water.2. It seems ______ you are the first one to come here.(似乎)3. On hearing the news that her son had won the game, she ________ laughter..A. burst out B. burst with C. burst upon D. burst into4. Eliza remembers everything exactly as if it _______ yesterday.A. was happening B. happens C. has happened D. happened.5. Another coal mine accident? How did that _______? A. occur B. set out C. burst out D. come6. –We need an immediate rely. --I see. I’ll send the paper to you ______ A. just now B. sooner or later C. right away D. for a while7. The number of foreign students attending Chinese universities ______ rising steadily since 1997. A. is B. are C. has been D. have been 8. The soldiers _______ the bridge. A. blew up B. burst C. exploded D. explored9. Don’t interrupt me. I’m, ______, working on a new dress design which , I’m sure, will be popular among ladies. A. right now B. right away C. right off D. at once10. At _____ end of the 20th century, a terrible hurricane struck that area and the whole world seemed to be at ____ end. A. an; the B. the; an C. the; the D. an; an必修一-----Unit 4第二课时学案学习目标：掌握本单元的重点单词学习重点：重点词汇的基本用法学习难点： 重点单词的拓展用法学习过程一、自主学习（一）边学习边完成下列问题I words and expressions1. 国家: _______ 民族的:________ 国籍: ___________2. 运河: ________3. 污垢: _______污垢的: ________4. 蒸汽: _________5. 废墟: ______ pl:___________6. 苦难: ____________7. 极度的:___________极度地: __________8. 损害:_____________受伤的____________ II Key points1. nation民族;国家_______adj. 民族的;国家的_________n 国籍2 . dirt n. 污垢；泥土________adj. 污垢的3. ruin n. (U.) 毁坏，毁灭，崩溃 （C.）废墟，遗迹 短语： in ruins 成为废墟 bring sb. to ruin 使某人失败，使…..倾家荡产 come/ fall to / into ruin 毁灭，灭亡，崩溃 Eg. Years of fighting has left Iraq____________. (成为废墟) 短语： ruin oneself 自取灭亡 ruin one’s health/ fame 毁掉某人的健康/ 名誉 Eg. Heavy smoking __________his health. （毁掉）4. suffering n. 苦难；痛苦__________v. 遭受5. extreme adj. 极度的 ___________adv. = in the extreme 6. injure vt. 损伤；伤害_________adj. 受伤的_______n.损伤,伤害 短语： do an injury to sb. 伤害某人 the injured 伤员 injure one’s pride/ feelings 伤害某人的自尊/ 情感 Eg. He was badly__________ in the accident. She refused injuring his pride. This could seriously ______the company’s reputation(名誉). ( 伤害) The injured ______sent to hospital right away.(be)7. survivor n. 幸存者；生还者__________vt./vi. 幸存，生还8. destroy vt.摧毁_________________n. 毁坏 Eg. The building was ____________by fire. 比较：destroy , ruin , damage. destroy 常指彻底的，不能或很难修复的“破坏”，程度较深；也可用于损坏抽象的东西，比如名誉，计划，努力，契约等。
ruin 一般指对物体或生命彻底的破坏，但往往是非暴力的， 也往往不是一次的打击结果，常指对美好的或希望中的事物的破坏 damage 可指不同程度的破坏可与destroy 许多时候通用作为名词时与to 连用 The storm caused great ____________to the crops. The whole city was _____________in the earthquake. That one mistake ______________his 。