一、名词主要分为两类:可数名词和不可数名词。 1.不可数名词:单词本身没有复数形式,词前不能接 a, an及数词。 学过的不可数名词有:water milk rice juice bread 2.可数名词:单数形式前通常加a (an); 复数形式通常有下列几种情况: (1)一般情况:名词后直接加 s 例: bag – bags (2)以 s, x, sh, ch 结尾的名词加 es 例: bus – buses box – boxes brush – brushes watch – watches (3)以o 结尾的名词有两种情况: 一是直接加 s (所学过的词有:zoo – zoos hippo – hippos piano – pianos video – videos) 二是加 es (所学过的词有:tomato – tomatoes potato – potatoes ) (4)以辅音字母和 y 结尾的名词,先去掉 y 再加 ies 例:family – families candy – candies (5)以 f 或 fe 结尾的名词,先去掉 f 或 fe 再加 ves 例:knife – knives scarf – scarves leaf – leaves shelf – shelves (6)特殊情况: people – people Chinese – Chinese sheep – sheep man – men woman – women postman – postmen policeman – policemen foot – feet tooth – teeth goose – geese child – children mouse – mice 二、代词的单复数 1. 指示代词: this – these that – those 2. 人称代词: 主格:I – we you – you he – they she -- they it—they 宾格:me – us you – you him– them her – them it – them 3. 物主代词: 名词性: my – our your—your his – their her – their its – their 形容词性: mine—ours yours – yours his – theirs hers – theirs its – theirs 三、动词be (am, is, are)的使用 我(I)用am, 你 (you) 用 are, is 用在他 (he) 她 (she) 它 (it), 单数用is, 复数要用are 。 四、名词的所有格形式 1. 一般情况下名词后加 ’s (表示“的”) 例: Tom (汤姆)– Tom’s(汤姆的) 2. 结尾有 s 的复数名词只加 ’ 例: teachers (老师们) – teachers’ (老师们的) 本文来源:https://www.wddqw.com/doc/13dbb6d85df7ba0d4a7302768e9951e79b89692e.html