一般过去时肯定句公式
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(1)、be动词和主语是一种固定搭配用法,也就是主语决定跟在后面的be动词。
肯定句公式:主语+ be动词过去式+表语。
比较:一般现在时态度 一般过去时态
I am a student. I was a student.
He is a student. He was a student
She is a student. She was a student.
It is a desk. It was a desk.
We are students. We were students.
You are students. You were students.
They are students. They were students
2、 do动词的用法
(1)、肯定句公式:任何主语+动词过去式+其他。
动词原形变为动词过去式方法:
动词后直接加ed
以辅音字母跟y结尾的去y加ied
以e结尾加d
单音节词只有一个元音字母并以单一辅音字母结尾的双写辅音字母再加ed
不规则动词过去式。
(2)、疑问句公式:Did (助动词)+ 任何主语+动词原形+其他
例:Did you like English? Did he like English?
在句子中用到助动词Did,仅仅加到句子的前面帮助句子成为疑问句。
(3)、否定句公式:任何主语 + didn't + 动词原形 + 其他。
例:We didn't like watching TV. My bother didn't like watching TV.
在句子中用到助动词Did +not,仅仅加到主语的后面帮助句子成为否定句。
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