- Lesson 031&32 Where’s Sally?现在进行
- Lesson 037&38 Making a bookcase 一般将来
- Lesson 049&50 At the butcher’s 一般现在
| don't 不(现在常态) | didn't 没(过去发生) |
|---|---|
| I don't do my homework. 我不做家庭作业。 | I didn't do my homework. 我没做家庭作业。 |
| 练习:我不吃鸡肉。 | 练习:我没吃鸡蛋。 |
| am/is/are doing 正在做(现在进行时) | was/were doing (当时)正在做(过去进行时) |
| I'm doing my housework. 我在做家务。 | I was doing my housework. 我(当时)正在做家务。 |
| am/is/are going to do 打算去做(一般将来时) | was/were going to do 原本打算做(过去将来时) |
| I am going to do housework. 我打算去做家务。(近期将要做) | I was going to do housework. 我原本打算做家务(计划没能实现) |
一般过去时的结构
| 用法 | 一般现在时 | 用法 | 一般过去时 |
|---|---|---|---|
| 经常的状态 习惯的动作 真理 |
主语 + is / am / are + 非动词 | 过去经常的状态 过去习惯的动作 |
主语 + was / were + 非动词 |
| 主语 + do (v.原形) | 主语 + did(v.过去式) |
“状态”指没有发生动作,处理静止的。一般现在时与一般过去时都表状态,差异在于时间不同。所以这些表“状态”Be动词单独出现的句子为“主 + 系 + 表”结构。
| 一般现在 | 一般过去 |
|---|---|
| They are young.(现在年轻) | They were young.(以前年轻:言外不再年轻) |
| She is beautiful.(现在漂亮) | She was beautiful.(言外:不再漂亮) |
| He is a boy.(现在是个小孩) | He was a boy.(言外:不再是个小孩) |
| You are at home.(现在在家) | You were at home.(言外:不在家) |
一般过去时态
| 过去(经常)的状态 | 过去(习惯)的动作 |
|---|---|
| 主语 + was\were + 非动词 | 主语 + did (v.过去式) |
|
|
| 否定句(was/were + not) | 一般疑问句(was/were 提前) |
| I was not a rich man. 我以前不是个富人。 | Were you a rich man? 你以前是个富人吗? |
| He was not a poor man. 他以前不是一个穷人。 | Was he a poor man. 他以前是一个穷人吗? |