英语必修 第一册Unit 4 Natural disasters学案

这是一份英语必修 第一册Unit 4 Natural disasters学案，共5页。
Unit4 Natural Disasters课题Period1  Vocabulary执教人 课时 时间 核心素养Know about natural disasters；Talk about disaster relief work.教学目标1.Knowledge aims（知识与技能目标）Learn about the new words and expressions of the unit. 2.Ability aims（能力目标）Improve students’ vocabulary and train students’ ability to cooperate with others. 3.Emotional aims （情感价值观目标）  Learn about natural disasters.教学重点Be able to read and spell new words;2.  Master word formations of key words of this unit.教学难点Correct spelling and pronunciationUse vocabulary of this unit correctly.教学流程教学过程二次备课课前预习Step 1 Word dictationdisaster    /dɪˈzɑ:stə(r)/   n. 灾难；灾害tornado    /tɔ:ˈneɪdəʊ /  n. (pl. -oes or -os) 龙卷风；旋风drought    / draʊt /    n. 旱灾；久旱landslide   / ˈlændslaɪd /   n.  ( landfall) (山地或悬崖的)崩塌；滑坡slide     / slaɪd /    vi. & vt. (使)滑行；滑动tsunami    / tsu:ˈnɑ:mi /   n.  海啸flood  /flʌd / n. 洪水；大量  vi.淹没；大量涌入  vt.使灌满水；淹没volcanic eruption / vɔlˈkænɪk  ɪˈrʌpʃn /   火山喷发magnitude  /ˈmægnɪtju:d / n.  (地)震级；重大rescue    /ˈreskju:/     n.& vt.营救；救援damage    /ˈdæmɪdʒ /  vt. 损害；破坏  n.损坏；损失destroy    /dɪ'strɔɪ/    vt.  摧毁 ；毁灭evacuate     /ɪˈvækjueɪt /  vt. 疏散；撤出 vi.撤离helicopter  /ˈhelɪkɒptə(r)/  n.  直升机death    / deθ/    n.  死；死亡affect    /ə'fekt/    vt.  影响；(疾病)侵袭；深深打动shelter /'ʃeltə(r)/ n.避难处居所庇护 vt.保护掩蔽 vi. 躲避 (风、雨或危险)crack    /kræk/    n. 裂纹；裂缝 vi. & vt. (使)破裂ruin     /'ru:ɪn/    n.&vt. 破坏；毁坏percent    / pəˈsent /  n.  百分之…… adj.&adv.每一百种 brick    /brɪk/    n.  砖；砖块metal    /'metl/    n. 金属shock    /ʃɒk/     n. 震惊；令人震惊的事；休克  vt.(使)震惊electricity  /ɪˌlekˈtrɪsəti/  n. 电；电能trap     /træp/  vt. 使落入险境；使陷入圈套    n. 险境；陷阱bury     /ˈberi/    vt.  埋葬；安葬breathe    / bri:ð/    vi.& vt.呼吸revive    /rɪˈvaɪv/    vt.& vi.复活；(使)苏醒    revival    /rɪˈvaɪvl/     n. 振兴；复苏effort    /'efət/    n. 努力；艰难的尝试；尽力unify    /ˈju:nɪfaɪ /  vi.& vt. 统一；(使)成一体wisdom    /ˈwɪzdəm/  n. 智慧；才智context    /ˈkɒntekst/  n. 上下文；语境；背景suffer    /ˈsʌfə/  vt. 遭受；蒙受 vi. (因疾病、痛苦、悲伤等)受苦volcano    /vɒlˈkeɪnəʊ/  n.  (pl. -oes or -os)火山erupt    /ɪˈrʌpt/    vi.& vt. (火山)爆发；(岩浆、烟等)喷出supply    /səˈplaɪ/  n. 供应(量)；补给；[pl.] 补给品  vt. 供应；供给typhoon     /taɪˈfu:n/     n. 台风hurricane   /ˈhʌrɪkən/  n .  (尤指大西洋的)飓风survive    /səˈvaɪv/     vi. 生存；存活 vt. 幸存；艰难度过power    /ˈpaʊə(r)/  n. 电力供应；力量；控制力tap      /tæp/   vi.& vt. 轻叩；轻敲；轻拍  n.水龙头；轻叩；轻敲pipe     /paɪp/    n. 管子；管道whistle  /ˈwɪsl/ vi.吹口哨；发出笛声 vt. 吹口哨  n. 哨子(声)；呼啸声emergency  /iˈmɜ:dʒənsi/   n. 突发事件；紧急情况calm     /kɑ:m/    adj. 镇静的；沉着的  vt.使平静；使镇静aid  /eɪd/ n. 援助；帮助；救援物资 vi.& vt. (formal) 帮助；援助kit      /kɪt/       n. 成套工具；成套设备crash    /kræʃ/    vt.& vi.碰撞；撞击 n.撞车；碰撞sweep    /swi:p/    vt. & vi. ( swept, swept) 打扫；清扫wave    /weɪv/    n. 海浪；波浪 vi.& vt.挥手；招手strike /straɪk/   vi.& vt. 侵袭；突击；击打  n. 罢工；罢课；袭击deliver    /dɪˈlɪvə(r)/  vt. & vi.递送；传达 vt.发表summary   /ˈsʌməri/     n. 总结；概括；概要effect    /ɪˈfekt/    n. 影响；结果；效果length    /leŋθ/    n. 长；长度 合作探究Step 2 Warming-up 1. Look at some pictures.2. Discuss natural disasters.Step 3 Pronunciation correcting  Read after the teacher or the tape twice. Then the teacher asks the students to read words by themselves.Step 4 Skills in memorizing the new wordsThe teacher analyses the structure and usage of the new words briefly.Step 5 Word formation dead adj.无生命的→die vi.死；死亡→death n．死；死亡2. affect vt. 影响→effect n. 影响3. shock n. 震惊; 惊讶; 休克→shocking adj. 令人震惊的→shocked adj. 感到震惊的4. breathe vt. 呼吸→breath n. 呼吸→breathless adj. 喘不上气的5．revive vt.&vi.复活；(使)苏醒→revival n．振兴；复苏6．unify vi.&vt.统一；(使)成一体→unite vi.&vt.团结8. suffer vt. &vi. 遭受→suffering n. 痛苦, 折磨9. erupt vi. &vt.  爆发; 喷出→eruption n. 爆发10. survive vt. 幸存; 存活→survivor n. 幸存者→survival n. 幸存; 存活11. power n. 力量, 能力→powerful adj. 强大的; 有力量的12. emergency n. 紧急情况; 突发事件→emergent adj. 突发的; 紧急的-----Students try to spell out related words and expressions   课堂达标Ⅰ.匹配词义，给下列单词选择正确的汉语意思(　　)1.drought　　A．a tube through which liquids and gases can flow(　　)2.brick  B．砖；砖块(　　)3.metal    C．(尤指西大西洋的)飓风(　　)4.context         D．n.&v.碰撞；撞击 n．撞车；碰撞(　　)5.crash    E．上下文；语境；背景(　　)6.hurricane   F．a long period of time when there is little or no rain(　　)7.pipe    G．金属(　　)8.sweep away   H．露天；在户外(　　)9.in the open air   I．消灭；彻底消除(　　)10.in ruins   J．destroyed or severely changed[答案]　1－5　FBGED　6－10　CAIHJⅡ.语法填空1．They said they did not want war, but if attacked they would fight to the death(dead)．2．I wonder what it will be like to breathe(breath) such clean and fresh air.3．We all got shocked(shock) at the story.4．The length(long) of a paragraph depends on the information.5．He gave an example of bravery and wisdom(wise)．6．Alan looked at him and said calmly(calm)，“I don't believe you.”7．Having been predicted one day ahead，the volcanic eruption (erupt) didn't do so much damage.8．The medicine is  effective(effect) to the patient.9．He formed a habit of summarizing(summary) what he had learned.10．He was the only survivor(survive) of the accident. 课堂小结 作业 板书设计 教学反思