1．一般现在时。主要描述经常会发生的动作、状态或不变的真理。句末常出现every day/week/year/Monday , in
the morning, 句中常有always, usually, often, sometimes
组成：
（1）主语+be+名词（形容词）
I am a student. He is tall.
否定句：在be 后加not
I am not a student. He is not tall.
疑问句：be 动词提前到第一位。
Are you a student? Is he tall?
Yes, I am./ No, I am not. Yes, he is./ No, he isn’t.
（2）主语+动词+地点+时间（注意主语不是第三人称单数行为动词要用原形。主语是第三人称单数，即he 、she 、it，则动词要用三单式）
We go to school on Monday.
He goes to the park on Sunday.
动词原形+地点+时间
否定句：主语+don’t/doesn’t+
We don’t go to school on Monday.
He doesn’t go to the park on Sunday.
疑问句：在句首加do或does
Do you go to school on Monday? Yes, we do./ No, we don’t.
Does he go to the park on Sunday? Yes, he does./ N o, he doesn’t.
动词单三变化：
1. 在原单词末尾加s , 如：like – likes
2. 单词以o, sh, ch, s, x 结尾加es, 如：go – goes
3. 单词末尾为辅音+y结尾去y加ies 如：study- studies
2. 现在进行时：主要叙述正在发生的事情。句末常出现now, 句首常出现look, listen或一个相当具体的时间It’s…．组成：主语+be +动词ing形式
I am reading English.
They are swimming.
He is playing football.
否定句：在be后加not
I am not reading English.
They are not swimming.
He is not playing football.
疑问句：将be 放到第一位。
Are you reading English? Yes, I am./ No, I am not.
Are they swimming? Yes, they are. / No, they aren’t.
Is he playing football? Yes, he is. / No, he isn’t.
动词变ing形式：
1.在动词末尾加ing. 如：play- playing
2. 末尾有 e 要去e加ing. 如：ride – riding
3. 重读闭音节结尾的（末尾以辅音元音辅音结尾）双写末尾一个辅音如：swim-swimming
