be动词一般过去式-课件

1、be动词一般过去式-PPT课件be动词一般过去式-PPT课件Lets start with a story Once upon a time, there was a girl named Snow White. Lets start with a story Once In her kingdom, many people were familiar with her because she was the most beautiful and lovely girl in the world. In her kingdom, many people weOne day, she was g

2、iven a big, red apple and ate itOne day, However, today we will focus on the grammar in the story, but not the story itself.Lets see the sentences in the story:1. Once, there was a girl named Snow White. 2. In her kingdom, many people were familiar with her because she was the most beautiful and lov

3、ely girl in the world. 3. One day, she was given a big, red apple and ate itQuestion: Do you notice the word “was & were”? Why do we use “was & were” here?However, today we will focus obe动词的一般过去式（Past Simple of “be”）1. be动词表达意义be动词的一般过去时态表示人或物在过去情况或存在的状态。E.g.1. Jim was thirteen last year.2. They wer

4、e busy yesterday. be动词的一般过去式（Past Simple of “bThe things happened in the past.futurenowpastThe Simple Past TenseA diagram may help to illustrate the problem:The things happened in the pasNote:在英语中，时间的变化是由动词变化体现出来的Note:They were popular. One more example:They were popular. One more exThey are popular

5、. They are popular. 2. be动词的变化be动词现在：am, is, are将来：will be 进行：being过去：was, wereNote: am, is的过去式是was, are的过去式是were. 2. be动词的变化be现在：am, is, are将来：w3. be动词构成的句式3.1 肯定句主语+be动词过去式+其他e.g.I am busy. (一般现在时)I was busy. (一般过去时)Note: 单数用was，复数用were.3. be动词构成的句式3.1 肯定句Note: 单数用wa3.2 否定句主语+was/were+not+其他e.g. I

6、 am not busy. (一般现在时)I wasnt (was not) busy. (一般过去时)3.2 否定句3.3 一般疑问句Was/Were+主语+其他？e.g.1. Are you busy? (一般现在时)2. Were you busy? (一般过去时)3.3 一般疑问句15 4. be动词的过去式有四巧时间状语巧 ： 形式巧 ：否定句结构巧 ：疑问句式巧 ：表示过去的短语要记牢；单数was，复数were； not紧跟was / were； was / were向前跑（提前）。 17 4. be动词的过去式有四巧时间状语巧 ： 形式巧 ： am , is 过去式 was否定式 was not / wasnt are 过去式 were 否定式 were not /werent 5.1 be动词的一般过去时的用法 5. 小结 5.2 be动词的一般过去时的结构肯定句：主语+谓语动词的过去式+其他