区别时态：(一般现在时、一般过去时、一般将来时)

区别时态：（一）
项目一般现在时一般将来时
以“现在”为起点，谈将
要发生的动作或状态一般过去时
表示过去经常或偶然发生的动作或存在的状态a表示经常发生的动作或存
概念在的状态
b表示客观存在的真理。
时间,
状语sometimes；usually,tomorrow; later (on);
soon;in two days;
the day after tomorrow;
2. every day morning
next Monday week year …
do does
He watches TV every day.
He doesn’t watch TV.
Does he watch TV?
Yes, he does.
No, he doesn’t.
主语人称分：单三人称
非单三人称
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动词的单三形式变化规则：
1.一般情况下,直接加-s :
works,comes
2.以s,x,sh,ch或o结尾
的,加-es:
watches, does
3.以辅音字母+y时,变y
为i加- es:flies, studies
4.以元音字母+y结尾的,
直接加-s:plays
5.特殊变化:
have- has,be- is are going todo …
shalldo …
He is going to swim later.
He isn’t going to swim later.
Is he going to swim?
Yes, he is.
Will he swim later?
No, he won’t.
will not= won’t;
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shall not= shan’tyesterday morningthe day before yesterdaylast night; just
now;two days agoin the past; one day
did
He was 5 last wasn’t 4 last he 5 last year?Yes, he , he
wasn’ old was he last year？
1.实义动词do
2. be(was, were)
3. There be句型结构
例
句
备
注What is he gong to do later?动词过去式的规则变化：=What will he do
later?1.一般情况下，直接加--edplay—played可以单独使用；也可以用
2.以e结尾的，只加—d作宾语从句
love--loved
3.辅音+y,变y为i加—ed其他几种表达方式有：
carry—carried(1) am is are to do sth.
(2) am isare about to do sth4.双写加—ed(3)come,go,arrive,leave,stop; drop;
trip;plan; rob; rubfly, move, take off (起飞)的现
在进行时表示一般将来时态
(4) There isare going to be….
There will be….
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