Unit 8 Knowing the world Lesson 3 精讲精练（重点词汇+句型+课堂练习）七年级英语上册冀教版（2024）

中小学教育资源及组卷应用平台 Unit8 Knowing the world Lesson 3 【重点词汇】 名词：landscape 景观，景色；desert沙漠；waterfall 瀑布；mountain 山；forest 森林；river河流；rainforest热带雨林；rainfall 降雨量；camel骆驼；kilometer千米 形容词：dry干燥的；exciting令人兴奋的 动词：ride 骑； 介词：through穿过 【重点短语】 the Great well 【重点句型】 It would be amazing to climb the Great Wall. 【重点句型讲解】 1. It's about 6,000 kilometers long.(教材 P104 2)6.000 kilometers long6000千米长. 【重点讲解】“基数词+单位名词+长/宽/高/深/厚等形容词”表示“多长/宽/高1深/厚”等。 例如：The well is one hundred meters deep.这口井有100 米深。 The table is six meters long.这张桌子长6 米。 2.2.It would be amazing to climb the Great Wall. It would be exciting to stand right next to the waterfalls. 【重点讲解】It+ be + ad. + to do sth.做某事是……的。两句均用到了“It+be +adi.+to do sth.”句型,其中It是形式主语,真正的主语是后面的动词不定式(短语)。该句型可与“Doing sth.+ be +ad.”进行同义转换。 例如：It's polite to say thank you when someone helps you. 当有人帮助你时,说声谢谢是礼貌的。 It is interesting to play ping-pong.= Playing ping-pong is interesting. 打乒乓球很有趣。 【区分】exciting 与excited exciting“使人激动的;令人兴奋的”常用于修饰物,表示事物本身具有的特点。 excited兴奋的;激动的”，常用于描述人,表示人的主观感受。 be excited at/about(doing)sth.对(做)……感到兴奋 3. I'd like to tour Niagara Falls in Canada. 【重点讲解】tour v.旅行 n.旅游;观光 例如：We spent four weeks touring around Europe.我们花了四个星期游览欧洲。(作动词) Space tours will be apiece of cake.太空旅行将是小菜一碟。(作名词) 4.fall n.瀑布:下落:失败 v.下落:跌倒:被打败 【重点讲解】(1)[名词]瀑布 通常用复数形式,尤用于瀑布的名称。 例如：Niagara Falls is one of the most popular tourist spots in Canada. 尼亚加拉大瀑布是加拿大最热门的旅游景点之一 (2)fall的其他常见义项! 名词： 下落，失败 例如：I had a fall and broke my arm.我重重地跌了一跤,摔断了手臂。 例如：I want to know the reason of the fall of the Roman Empire. 我想知道罗马帝国灭亡的原因。 动词：下洛，跌倒 例如：Several of the books fell onto the floor.这些书中有几本掉到地上了 4. It's hot and dry there with little or no rainfall. 【重点讲解】dry adj. 千的;干燥的;口渴的 v(使)变干(1)[形容词]干的;干燥的 例如：The clothes are dry but the shoes are wet.衣服是干的,但鞋子是湿的。 Some plants grow better in dry soil.一些植物在干燥的土壤中生长得更好。 【课堂练习】 一、单词拼写 1．Brazil is famous for its beautiful _____ (风景). 2．As the old saying goes, “One tree can’t make a _____ (森林)”. We are supposed to work together. 3．It is the largest _____ (瀑布) in China. It is beautiful. 4．People usually call camels the “ship of the d_____”. 5．Walk t_____ the trees and you will find a small river. 二、选词填空 用方框中所给单词填空（每词限用一次） dry, mountain, exciting, ride, fall 6．Everyone feels tired after climbing to the top of the _____. 7．—How do you usually get to school —I _____ my bike to school. 8．When autumn comes, leaves start to _____ from ... ...