外研版 (新标准)八年级上册Unit 3 Language in use .示范课ppt课件
展开在对两者进行比较时,形容词要用比较级的形式
用than引出所比较的对象
基本句式为:A+be+形容词比较级+than +B A 比B 更……
比较级用于两者(人或物)之间,表示“其中一个比另一个更……”或“较……”,后面通常用连词than连接另一个比较的对象。
一、构成 —— 规则变化:
1) This tree is taller than that ne.2) The climate in Beijing is htter than that f Ningb.
1. 基本句式:主语 +谓语(系动词或行为动词)+形容词比较级(+其它) +than+对比对象 “A比B更……”
3. “形容词比较级+and+形容词比较级”表示 “越来越……”
2. 表示两者之间的选择, 可使用: Which/Wh+系动词+形容词比较级, A r B?
eg:Wh is shrter, Tm r Mike? 谁更矮,汤姆还是迈克?
eg:When spring cmes, it’s getting warmer and warmer. 当春天到来时,天气变得越来越暖和。
否定形式: nt as(s)…as…“和…… 不一样、不及/不如……”
4. 表示双方程度相同时用“as+形容词原级+as”结构,表示“……和……一样……”。
eg:Tm is nt as tall as Mike. = Tm is nt s tall as Mike. 汤姆不如迈克高。
eg:She is as tall as her sister. 她和她妹妹一样高。
注意:比较级前面可以用much, a little, a bit, a lt, even, far或still等副词修饰;very不能和比较级连用。
eg:He is much strnger than his sister. 他比他的妹妹强壮得多。
It was cld yesterday, but it’s even clder tday. 昨天天气很冷,但今天更冷。
报纸第二版 语法专练
一、单项选择1.Shanghai has a _____ ppulatin than that in many ther cities. A. large B.larger High Speed Rail is amazing. It makes travel _____. A. easier B.harder C.higher D.slwer3.A mbile phne with 5G can send vides much _____ than the ne with 4G. A. fast B.faster C.fastest D.the fastest
4.—Hi, Jane! I'll g t Shijiangzhuang next mnth. —Great! The glass bridge there is _____ than any ther ne in the wrld. A. lng B.lnger C.lngest D.the lngest5.—Ww! Qmlangma is abut 8,844 metres high. —Yeah! It's higher than _____ muntain in the wrld. A. many ther B.ther C.anther D.any ther6.China has a _____ lnger histry than the United States. A. very B.mre C.much D.few
二、用所给单词的适当形式填空1.—Yesterday was ht, but tday is a lt ______ (ht). —Yeah. It's 35℃ is _______ but her sister is muh _________(strng) tw shirts are beautiful, but which ne is a little ________(cheap)?4.Jiefang Rad is nt as ______(wide) as Pingyang water in Baiyangdian Lake is ________(clean) than befre, s many birds are returning t the area.
三、写出各词的比较级形式并按要求分类1.词尾加-er _____________________2.词尾加-r _____________________3.双写末尾字母,再加-er _____________________4.y→ ier ___________________________
tall, lucky, lng, pretty, rich, nice, sad, friendly, fit, rude, big, large
taller,lnger, richer
nicer, ruder, larger
sadder, fitter, bigger
luckier, prettier, friendlier
M2语法—形容词比较级
一、构成 —— 规则变化:单音节和部分双音节词①一般在词尾加-er,如:tall—taller, lng→lnger;②以不发音字母e结尾的词,在词尾加-r,如:fine—finer,late—later;③重读闭音节词且词尾只有一个辅音字母,双写辅音字母再加-er,如:big—bigger, thin—thinner;④以“辅音字母 + y”结尾的双音节词,先把“y”改为“i”再加-er ,如:easy—easier, friendly—friendlier。
二、用法1. 基本句式:主语 +谓语(系动词或行为动词)+ 形容词比较级(+其它) +than+对比对象 “A比B更……”2. 表示两者之间的选择, 可使用: Which/Wh+系动词+形容词比较级, A r B?eg:Wh is shrter, Tm r Mike? 谁更矮,汤姆还是迈克?3. “形容词比较级+ and +形容词比较级”表示 “越来越……”eg:When spring cmes, it’s getting warmer and warmer. 当春天到来时,天气变得越来越暖和。
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