一般过去时
I play basketball.
我打篮球。
I played basketball.
我曾经打过篮球。
He works in the school.
它在学校工作。
He worked in the school.
他以前在学校工作过。
in代表在什么…东西里面
the=this(这个)，that(哪个)，these(这些)，those（哪些）
You like me.
你喜欢我。
You liked me.
你喜欢过我。
She saves my life.
她救我的命。
She saved my life.
她救过我的命。
You go to a market.
你去一家市场。
You went to a market.
你去过一家市场。
Did you go to the market?
你去过这家市场吗？
Why did you go to the market?
你为什么去过这家市场？
You do home work.
你做功课。
You did homework.
你做过功课。
do 当助动词（无含义）或当动词“做”，过去式均为did.
Do you did homework?->Did you do homework?
你做过功课吗？
When did you do homework?
你啥时候做过功课？

Be动词
I am a teacher.
我曾是一名老师。 Was=am/is were=are
I was a teacher.
我曾经是一名老师。
This boy is very smart.
这个男孩很聪明。
This boy was very smart.
这个男孩曾经很聪明。
Was this boy very smart?
这个男孩曾经很聪明。
Why was this boy very smart?
为什么这个男孩曾经很聪明？

I have a dream.
我曾经有一个梦想。
I had a dream.
我曾经有一个梦想。

Break 打破：broke
Strike 打击：stroke
Freeze 冰冻：froze
Hit 打：hit
Put 放：put
Set 设置：set
Sing 唱：sang
Drink 喝：drank
Sink 沉没：sank
Come 来：came
Become 成为：became

I was a student.
我曾是一名学生。
Jerry played the piano.
Jerry弹过钢琴。
The teacher told the story.
老师以前讲过这个故事。
Wusong hit the tiger.
Wusong曾经打过老虎。
Those candies were my favorite.
那些糖果曾是我的最爱。

一般现在时
表示事物当前具有的属性或特点。

The water boils at 100℃. At=在某个点
水在100℃沸腾。
The water boils. 水沸腾了。不及物动词：单独成句。
The earth is round.
地球是圆的。
Tom gets up at 8 a.m.
Tom早上8点起床。

一般将来时
加一个词，动词被打回原形
He goes to the market.->He will go to the market.
他将要去市场。
Will he go to the market? 英语忌重复
他将要去市场吗？
When will he go to the market?
他将在啥时候去市场？
Will=（情态）助动词
She is my teacher.
她是我的老师。
She will be my teacher.
他将会是我的老师。
情态助动词>其他所有动词
Will she be my teacher?
他将会是我的老师吗？

你明天能来我家吗？
Can you come to my home tomorrow?
这只猫将会吃掉这条鱼？
The cat will eat this fish?
你会去参加我们的婚礼吗？
Will you attend our wedding?
Tom将会留在这栋房子里。
Tom Will stay in the house .
没人会加入这个队伍。
Nobody will join the team.