小学英语四种时态

英语四种时态 ◆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 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 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 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&4 中。如： 1.What did you do last weekend? I played football. 2. Did you help them clean their r oom? Yes, I did. 3.What did you do yesterday?...