小学英语四种时态

英语四种时态 一般现在时一般现在时 1 定义 1 表示目前存在的状态 2 表示经常性 习惯性的动作 3 表示客观的事实 2 标志词 频度副词 例 always usually often sometimes every day week 例如 1 I often watch TV at home 3 结构 当主语是第三人称单数时动词 s 或 es 2 She always goes to school on foot 疑问形式 主语前加 do 或 does 动词还原 否定式 动词前加 don t 或 doesn t 动词还原 例如 Do you clean your room on the weekend Does she wash her clothes on the weekend ea 现在进行时现在进行时 1 定义 表示目前正在发生的动作或存在的状态 2 标志词 1 提示语 look Listen now 等词 3 结构 Be 动词 am is are 动词 ing 例如 1 Look they are playing football 2 Listen she is singing 3 I am reading now 一般将来时一般将来时 1 定义 1 表示计划或打算做某事 2 将要发生的动作或存在的状态 2 标志词 1 tomorrow the next day this afternoon this evening 2 next week month year 3 结构有两种 1 be going to 动词原形 2 will 动词原形 如 1 He is going to play football next week 2 He will play basketball next week 疑问形式 be 或 will 放主语前如 1 Is he going to play football next week 2 Will he play baskball next week 否定式 be 或 will 后加 not will not won t 如 1 He isn t going to play football next week 2 He won t play baskball next week 一般过去式一般过去式 1 定义 表示过去时间内发生的动作或存在的状态 2 标志词 1 yesterday last week year month 等 3 结构 1 动词用过去时 was were did played 等 例如 is am was are were 疑问形式 1 was were 放主语前 2 主语前加 did 动词还原 否定式 1 was were not 2 动词前加 didn t 动词还原 该句型分布在第 8 册 Unit3 woman women child children ox oxen fish fish sheep sheep deer deer goose geese foot feet tooth teeth 第二节 第二节 不可数名词不可数名词 一 不可数名词的概念 1 一般来说 不可数名词主要是以物质名词与抽象名词为主 它们通常没有复数的 形式 也不能与 a an 连用 二 不可数名词的归类 1 表示液体 water juice milk coffee coke ink 2 表示自然现象 sonw rain ice 3 表示食品类 rice honey meat bread mutton beef tofu eggplant pork chicken fish food 4 其他类 news homework huosework 关于 There be 句型句型 肯定句肯定句 There is a an 可数名词的单数可数名词的单数 in on near behind under the e g There is a book on the desk There are some 数字 many a lot of lots of 可数名词的复数可数名词的复数 in the e g There are som