七年级英语下：Unit 7 the Biggest Animal esson 2重难点讲解教科版

1、Unit 7 The Biggest AnimalLesson 2（一）大声读单词：1. king n. 国王2. neck n. 颈，脖子3. shake v. 摇动，颤动4. dangerous adj. 危险的5. step on 踩到上6. mistake n. 错误，误解7. by mistake 弄错，误解8. lizard n. 蜥蜴9. Argentina n. 阿根廷10. careful adj. 仔细的，认真的，精心的11. America n. 美洲，美国12. sad adj. 伤感的，悲伤的，13. toe n. 脚趾14. asas 像一样15. building

2、 n. 楼房，建筑物16. might modal v. 也许，可能17. size n. 号码，大小18. T-rex = Tyrannosaurus Rex n. 霸王龙（二）重点词汇：1. king 要点：n.1）a male sovereign. 国王: 男性统治者The King of England 英国国王2）one that is supreme or preeminent in a particular group, category, or sphere. 王: 在某一特定集团、部门或领域中最高或最突出者a king of the Indians印第安人的首领 an oil

3、 king石油大王king of fish鲸2. neck 要点：n. 颈，脖子neck and neck并驾齐驱；不分上下 risk ones neck冒生命危险；拼命3. shake 要点：v. 1）to move to and fro in short, irregular, often jerky movements.摇动: 以短的、不规律的、常常急速的运动来回移动 shake a rug 抖动地毯The house shook as the heavy truck went past. 重载的卡车经过时，房子摇晃起来。shake hands with与握手 shake ones he

4、ad摇头2）to tremble, as from cold or in anger. 哆嗦, 颤抖，如因寒冷或发怒shake with cold 冷得直打颤n. 1）摇动，晃动；挥动2）一会儿，瞬间，转眼间in half a shake 立刻4. dangerous 要点：adj. 危险的，不安全的This lake is dangerous for swimmers. 在这个湖里游泳危险。a dangerous journey危险的旅行It is dangerous to walk on thin ice in a lake.在湖中薄冰上行走是很危险的。知识拓展：danger + ousd

5、anger n. 危险，威胁In war, life is full of danger for everyone. 在战争中，每个人的生活都充满了危险。Smoking is a danger to health. 吸烟对健康有害。The bridge is in danger of collapse. 桥要塌了。He is now out of danger. 他现在已经脱离危险了。5. step on 踩到上6. mistake 要点：n.错误, 过失a spelling mistake 拼写错误v. mistook, mistaken, 弄错, 误解I mistook Anna for

6、his sister. 我误把安娜当作是他妹妹。They mistake their man if they think they can frighten him.如果他们认为可以把他吓倒,那是认错人了。7. by mistake 弄错，误解 I took your pen by mistake. 我错拿了你的钢笔。8. lizard n. 蜥蜴9. Argentina n. 阿根廷10. careful 要点：adj. 谨慎的，小心的He was careful enough to check up every detail.他非常仔细,把每一个细节都核对过了。Be careful wit

7、h those delicate plates.使用那些细巧的盘子要小心。知识拓展：care + fuln. 1）忧虑；焦虑；烦恼Care killed a cat.（谚）忧虑伤身。2）照管；管理；看护Take care of your brother while I am away. 当我不在的时候，你要照顾好你弟弟。11. America 要点：n. 1）The United States. 美国2）The landmasses and islands of North America, South America, Mexico, and Central America included

8、 in the Western Hemisphere.美洲: 西半球的北美洲、南美洲、墨西哥和中美洲的陆地和岛屿12. sad 要点：adj. 伤感的，悲伤的sad news令人伤心的消息 feel sad悲伤Shes sad because her son is ill. 她因儿子生病而发愁。13. toe 要点：n. 1）脚趾；脚尖 2）袜子尖；鞋尖 There is a hole in the toe of my sock. 我的袜子尖有一个洞。14. asas 像一样 I will run as fast as I can to catch up with him. 我尽可能快跑，以便

9、赶上他。15. building 要点：n. 1）something that is built, as for human habitation; a structure. 建筑物，房屋：为人类居住而建筑的东西 The new hospital is a big building. 这所新医院是一座大建筑物。2）the act, process, art, or occupation of constructing.建筑: 建筑的行动、过程、技巧或职业building code 建筑法规（条例）16. might 要点：modal v. 1）也许；或许；可能I said that it mi

10、ght rain. 我说过可能会下雨。2）可以；允许I asked him if I might leave. 我问他我可不可以离开。3）能够；会I wrote down his telephone number, so that I might remember it. 我写下他的电话号码，以便记住。The prisoner had hopes that he might be set free. 这个囚犯希望能获得释放。4）应该You might write more frequently. 你应该经常写信才是。17. size 要点：n. 号码，大小 The two books were the same size. 这两本书一样大小。 These shoes are size 5. 这些鞋是五号。 full （natural, real）size如实物大 life size如真人一般大（指雕像等）keep sth. down to size把某物限制在一定规模内 a man of a considerable size相当有才干的人 a man of larger size声望较高的人18. T-rex = Tyrannosaurus Rex n. 霸王龙（三）重点