一、基础动词过去式短语

be动词过去式

was/were（am/is/are的过去式）

常见动词过去式

- do - did

- go - went

- see - saw

- have - had

- get - got

- come - came

- give - gave

- make - made

- run - ran

二、行为动词短语（过去分词+助动词）

完成时态

- have/has done（have had, had done）

被动语态

- be done（be + 过去分词，如was done, were done）

三、常用短语补充

时间状语

- last night（昨晚）

- yesterday（昨天）

- one day（有一天）

结果/影响

- result in（导致）

- lead to（引向）

条件/假设

- if...then 结构（如：If I had studied harder...）

四、短语应用示例

描述过去事件：

Last weekend, we visited the museum and saw a famous painting.

表达完成动作：

By the end of the movie, we had already finished our homework.

条件句：

If I had more time, I would have taken a trip.

建议结合具体语境练习使用，注意时态与动词形式的匹配。