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1.人称代词 主格： I we you she he it they 宾格： me us you her him it them 形容词性物主代词：my our your her his its their 名词性物主代词： mine ours yours hers his its theirs 2.形容词和副词的比较 (1) 一般在形容词或副词后+er older ,taller, longer, stronger (2) 多音节词前+more more interesting, etc. (3) 双写最后一个字母，再+er bigger fatter, etc. (4) 把y变i，再+er heavier, earlier (5) 不规则变化： well-better, much/many-more, etc. 4.不可数名词(单复数不变) Most nouns + s abook –books Nouns ending in aconsonant +y - y+ ies a story—stories Nouns ending in s,sh, ch or x + es a glass—glasses a watch-watches Nouns ending in o+s or +es a piano—pianos a mango—mangoes Nouns ending in for fe - f or fe +ves a knife –knives a shelf-shelves 4.不可数名词(单复数不变) bread, rice, water ,juice等。 5.缩略形式 I’m= I a， you’re = you are， she’s= she is， he’s = he is it’s= it is， who’s =who is， can’t =can not， isn’t=is not等。 6.a/an a book, a peach an egg， an hour 7.Preposition on, in ,in front of, between, next to, near, beside, at,behind. 表示时间： at six o’clock, at Christmas, at breakfast on Monday， on 15th July， On National Day in the evening， in December， in winter 8.基数词和序数词 one – first， two-second，twenty-twentieth 9.some/any I have some toys in my bedroom. Do you have any brothers or sisters? 10.be动词
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