英 [ˈpɑːst ˈtenɪs]、美 [ˈpæst ˈtenɪs]
表示过去发生的动作或状态的动词时态。例如，"take"的过去式是"took"。
过去时的。
英语中过去时态主要分为四种类型，均用于描述过去发生且已完成的动作，但在具体语境和时间关系上各有侧重：
构成：动词+ -ed（规则动词）或不规则变化（如go→went）
用法：表示过去某个时间点发生并结束的动作，不强调持续时间
例句：I walked to school every day during the school term in Grade 2.（二年级学期我每天步行上学。）
构成：was/were + 动词-ing形式
用法：强调过去某一时刻正在进行的动作，常与表示时间段的状语连用
例句：I was taking a shower when you called this morning.（今早你打电话时我正在洗澡。）
构成：had + 过去分词
用法：表示在过去某一时间或动作之前已经完成的动作，即"过去的过去"
例句：By 7:00 p.m. last night, I had finished my homework.（昨晚七点前我已经完成了作业。）
构成：had been + 动词-ing形式
用法：强调过去某一时间之前一直持续的动作及其对过去的影响
例句：For two years I had been exercising almost every day, but I stopped doing that on my 30th birthday.（我坚持锻炼了两年，30岁生日那天却停了。）
simple past tense 一般过去时
past progressive/continuous tense 过去进行时
past perfect tense 过去完成时
past perfect progressive/continuous tense 过去完成进行时
The past tense of 'take' is 'took'.（"take"的过去式是"took"。）
I had finished my homework when my mom came back from work.（妈妈下班回来时我已经做完作业了。）
By the time I got to the station, the train must have left.（我到车站时火车肯定已经开走了。）
Describe experimental results uniformly in the past tense.（描述实验结果一律要用过去时态。）
I described my favorite plants and trees in science class.（我在科学课上描述了我最喜欢的植物和树木。）
I was dancing with daddy at the father-daughter dance while trying to concentrate on where my feet were going.（父女舞会上我一边和爸爸跳舞，一边努力注意脚下的舞步。）
Mom had brought dinner home with her because she had been working so late tonight.（妈妈把晚饭带回家，因为她今晚工作到很晚。）
My class had been counting on going to the zoo this Wednesday, but the trip had to be postponed due to bad weather.（我们班一直盼着周三去动物园，但因为天气不好不得不推迟。）
It was as though Corinne was already dead: they were speaking of her in the past tense.（科琳好像已经死了似的：他们用过去时谈论她。）
If you want to talk about work you did in the past, use the past tense.（如果你想谈论过去的工作，要用过去时。）
过去时态是英语语法中的重要组成部分，掌握其用法有助于准确描述过去发生的事件和动作。通过大量阅读英文材料，如小说、新闻或学术文章，可以更好地理解和运用不同类型的过去时态。