2015GCT英语语法PPT.ppt

GCT 英语语法;1. 比较结构 ;第一部分: 比较结构 英语中比较结构使用于形容词和副词， 因为只有形容词和副词具有原级、比较级和最高级。考试中主要测试比较结构和特殊用法。 ;考点一： 原级比较一般用 as … as ; not as … as ; the same … as ; 特殊结构 A is to B what / as X is Y ; A+倍数或几分之几 as + adj. / adv. + as +B. The work is not as difficult as you think. Air is to us as water is to fish. 我们与空气的关系就像鱼和水的关系。 This book is twice as thick as that one. ;考点二：比较级常用结构 A ＋比较级 ＋ than + B 特殊结构：the more … the more (越……越……)； more and more (越来越) This question is less difficult than that question. (比较对象为彼此独立的人或事物) Iron is more useful than any other metal. (比较对象具有所属关系， 含有最高级含义) The city is becoming more and more beautiful. ;考点四：最高级用于三者以上的事物之间的比较，所以比较的范围自然是少不了。一般表示地方用介词in; 表示所属关系和人物比较用介词 of. ( 即the +最高级＋in /of …) The Yangtze River is the longest river in China, but it is the third longest river in the world. The youngest member of the family is most successful. Of all forms of energy, electricity is most widely used. ;考点五：在 more … than 结构中， than 有时可看作关系代词，相当于than what… There ought to be less anxiety over the perceived risk of getting cancer than exists in the public mind today. (Than = than what…) 人们不应该像今天这样担心害怕患上癌症。 There are more wonders in heaven and earth than are dreamt of. ( than = than what…) 天地间的奇迹比人们所梦想的要多得多。 The medicine is more effective than is expected. ;考点六：英语中有一小部分表示绝对意义的形容词没有比较级和最高级。如： dead, deaf, empty, total, whole, perfect, complete, right, wrong, equal, daily false, final absolute, alone, round, pregnant, square, supreme, unique, straight, eternal, unanimous (意见一致的) ;考点七：几组由 “more than ；more … than” 和“no / not ＋ 比较级” 等构成的惯用句式及其含义。 more than 其含义为: “不仅是， 非常， 十分”等， 用法和意义较多。 more …than 其含义可以是: “与其说……不如说， 不是……而是” What we are doing today is more than donating some money. 今天我们所做的不只是捐一些钱。 ;Their action was more than justified. 他们的行动是完全有理由的。 He is more brave than wise. 他有勇无谋 。 The book seems to be more a dictionary than a grammer. 　　 这本书看起来与其说是一本语法书，不如说是一本词典。 no more than 强调少，意为“只有，不过，仅仅” not more than 客观叙述，意为“不超过” ;He has no more than five dollars