小学动词时态讲解及练习

一般疑问句 把be拉到句首，后面的句子不变。
I Are you playing computer games? We Are you playing computer games? You Am I playing computer games? You Are we playing computer games? He Is he playing computer games? She Is she playing computer games? It Is it playing computer games? They Are they playing computer games?
现在进行时：
说话时正在进行的动作。
时间词有：
look, listen, now, It’s ...(几点了) . 后的句子
动词构成 be+doing
I I am playing computer games. We We are playing computer games. You You are playing computer games. You You are playing computer games. He He is playing computer games. She She is playing computer games. It It is playing computer games. They They are playing computer games.
否定形式 要加助动词 did + not +动词原 型注：原来动词一定要用原型。
I I didn’t play computer games. We We didn’t play computer games. You You didn’t play computer games. You You didn’t play computer games. He He didn’t play computer games. She She didn’t play computer games. It It didn’t play computer games. They They didn’t play computer games.
一般现在时：
1、经常性发生的பைடு நூலகம்情、习 惯和爱好等
2、或者是指一些客观存在 的事实或规律。
时间词有：
usually, often, always, never， sometimes，every day
动词构成 动词原型
第三人称用动词单数形式-s
I I play computer games. We We play computer games. You You play computer games. You You play computer games. He He plays computer games. She She plays computer games. It It plays computer games. They They play computer games.
一般过去时：
过去时间发生的事情， 动作是在过去的时间做的。
时间词有：
yesterday..., just now, last+ 时间, ...ago, this morning, When I was young，…
动词构成 动词-ed
不规变化的（特殊记忆）
I I played computer games. We We played computer games. You You played computer games. You You played computer games. He He played computer games. She She played computer games. It It played computer games. They They played computer games.
否定形式 do+ not
第三人称用：does+not
I I don’t play computer games. We We don’t play computer games. You You don’t play computer games. You You don’t play computer games. He He doesn’t play computer games. She She doesn’t play computer games. It It doesn’t play computer games. They They don’t play computer games.
否定形式 be+ not +doing
I I am not playing computer games. We We aren’t playing computer games. You You aren’t playing computer games. You You aren’t playing computer games. He He isn’t playing computer games. She She isn’t playing computer games. It It isn’t playing computer games. They They aren’t playing computer games.
一般疑问句 用助动词do提问，后面不变。
第三人称单数用does提问，后面不变。
I Do you play computer games? We Do you play computer games? You Do I play computer games? You Do we play computer games? He Does he play computer games? She Does she play computer games? It Does it play computer games? They Do they play computer games?