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1、Un it4 topiclWhat the strongest animal on the farm?-一短语1.think about考虑，思考think of想起，认为think over仔细考虑2.the beauty of n ature自然美景3.go to sp for holiday去某地度假4.play with sb和某人玩耍5.run after追赶6.live/have a hard life过着艰苦的生活7.keep a pet dog养宠物狗8.sing to sb对着某人唱歌9.as we (all) know总所周知10.share sth with sb同某人分
2、享某物11.be important to 对是重要的12.both an d.和都13.on the ground在地上14.thick forests/hair/smoke茂密的森林/头发/烟雾15.coverwith 用盖住be covered with被覆盖16.thousa nds of 成千上万的thousa nds and thousa nds of 千千万万的17.on (the) earth在地球上on earth究竟on the earth surface在地球外表18. play an importa nt part in (do ing) sth在扮演着重要角色19.
3、no where/nobody else没有别的地方/人20.die out (died dying)灭绝21. con trol the climate / weather控制气候/天气22.in the forests/ woods在森林/树林中23. protect sb from (do ing) sth保护某人免于24.be in dan ger处于危险之中be out of dan ger脱离危险25. Southwest China= the southwest of China中国西南部26.feed on以为食27. become fewer in nu mber在数量上变得
4、更少28. less and less land越来越少的陆地29. make faces做鬼脸30. laugh at sb嘲笑某人make sb laugh使某人哈哈大笑31. at the bank of a river在河岸边二、重点句型1. Which do you like better, pla nts or an imals?你更喜欢哪个，植物或动物？2. What are you th in ki ng about?你在想什么？3. I like coun tryside very much because the air is fresher 我非常喜欢农村因为那里的空气更
5、新鲜4.1 thi nk the cou ntryside is much quieter than the city, too.我也认为农村比城市更安静.5.Why do you thi nk so?你为什么这样认为？6.1 thi nk the sheep are the nicest of all. 我认为羊是所有动物中最好看的7.1 thi nk an imals are frien dlier.我认为动物更友好8. I like cats because they are cuter than other an imals.我喜欢猫因为它们比其他动物更可爱9. As we know,
6、 they are both important to us.总所周知，动植物对我们都很重要10. We share the same world with them.我们同它们分享同一个世界。11. People can enjoy the beauty of n ature there.人们能够在那儿享受大自然的美景12. But now, rai nforests are beco ming smaller and smaller, so we should protect them.但是现在雨林变得越来越小，所以我们应当保护它们。13. Thousa nds and thousa nd
7、s of ani mals live in rai nforests.成千上万的动物居住在雨林中。14. They feed on bamboo. 它们以竹子为食。15. But now, they have less and less land to live on, so pan das are beco ming fewer in n umber. 但是现在熊猫赖以生存的陆地越来越少，所以熊猫的数量正变得更少。三. 重点语言点(一 .)形容词的比拟级和最高级的构成1 .规那么变化：(1.) 一般在词尾加一 er 或一est.女口： fresh fresher freshest.(2.)以
8、字母 e结尾的形容词，加r或st,女口： late later latest.(3.)以重读闭音节结尾的词，词尾只有一个辅音字母时，应双写这一辅音字母，再加er或est.女口： big bigger biggest.(4.)以辅音字母+ y结尾的双音节词，先改y为i，再加er或est.如:happy happier happiest.(5.)局部双音节词和多音节词前面加.more或most构成比拟级或最高级。女口： careful more careful most careful, beautiful more beautiful most beautiful.2 .不规那么变化：good/
9、well better best,little less least,ma ny/much more most,bad/ill worse worst,far farther/further farthest/furthest.(二 .)形容词的比拟级和最高级的用法1 .比拟级AvE或AE，经常与than搭配，或给出比拟的内容。可用 much和a little等修饰.2 .三者或三者以上比拟用最高级，一般给出比拟范围.如：of (in )+。(1)例句：I m happier than you.我比你更快乐。 Pla nts are much more beautiful than anima
10、ls.植物比动物漂亮的多。(2 )例句：The boy is the tallest in my class.这个男孩是我们班最高的。 Lesson Two is the most importa nt of all. 第二课是所有中最重要的。(二.)hundred, thousand 和 hundreds of ,thousands of 区另1) hundred 和 thousand :具体数词 + hundred 或 thousand ，前必有 one nine ，后严禁 of;2) hundreds /thousands of模糊概念，前禁 one nine ，后必有 of。公园里有 300 人。There are three hundred people in the park.公园里有上百人。There are hun dreds of people in the park.