【练闯考】2015-2016学年八年级英语上册Unit 4 What’s the best movie theater Section A（Grammar Focus-3c）课件 人教新目标版.pptVIP

* 　第三课时　Section A(Grammar Focus～3c) 单元同步语法精讲 最高级的用法 在三者或三者以上进行比较时，要用最高级形式。最高级前要用定冠词the，后接由in、on等构成的表比较范围的短语。of后面一般接表示一群人或事物的代词或名词，in后面一般接表示单位或场所的名词。 eg：Bill is the tallest boy of us.比尔是我们中最高的男孩。 Jane has the most friends in our class.简在我们班拥有的朋友最多。 最高级的构成 (1)规则变化 a)一般情况下，单音节和部分双音节，在原级后加-est，构成最高级。eg：long→longest　clever→cleverest b)以字母e结尾的词，在原级后加-st构成最高级。 eg：nice→nicest　cute→cutest c)以辅音字母＋y结尾的双音节，变y为i，再加-est构成最高级。 heavy→heaviest　friendly→friendliest d)重读闭音节的词尾只有一个辅音字母时，先双写这个辅音字母，再加-est构成最高级。eg： big→biggest　thin→thinnest ②多音节和部分双音节形容词，在原级前加most构成最高级。eg： creative→most creative popular→most popular (2)不规则变化 有一部分形容词的最高级构成没有规律，称为不规则变化，我们应牢记。 good/well→best　bad/ill→worst many/much→most　little→least far→farthest/furthest 单元同步语法强化训练 一、用所给词的适当形式填空。 1．Johns parents have four daughters，and she is ____________(young) child. 2．The________ (cheap) things are not usually the best ones. 3．Li Lei sings________ (good) in our class. 4．Johnny often buys his clothes _________________(cheap) in her family. 5．This book is_______________________ (interesting) of the five. the youngest cheapest the best the most cheaply the most interesting 二、单项选择。 6．A 100-year-old man ran a marathon in Toronto on Sunday.He became the________person to complete the long-distance running in the world. A．youngest　　　　　B．best C．biggest D．oldest 7．Lucy is a(n)________student.She answers the teachers question________in her class. A．more active，more actively B．active，more actively C．more active，the most actively D．active，the most actively 8．Mo Yan is one of________writers in the world.(2014，天津) A．famous B．more famous C．most famous D．the most famous D D D *