Unit 3 Internship 单元语法和课后巩固练习教学设计-2022-2023学年中职英语高教版（2021）基础教程2

Unit 3 Internship 过去式进行时 （The Past Continuous Tense） Part A 单元语法教学 一、 过去进行时的基本用法： 1. 表示在过去某一时刻或某一段时间内正在发生或进行的动作或状态。常和表示过去的时间状语连用。 如： I was doing my homework at this time yesterday. They were expecting you yesterday. 2. 表示按计划、安排过去将要发生的事。用于come, go, leave, start, arrive等表示位置转移的动词时，也可以用过去进行时表示过去将要发生的动作。 如： He told me（that）he was going soon. 他告诉我他很快就要走了。 3. 过去进行时可与soon, the next moment, in minutes, minutes later等时间状语连用，表示一个新的动作刚刚开始。 如： Soon the whole town was talking about it. 4. 过去进行时可用来申述原因或用作借口，这种用法常用在口语中。 如： --- Have you finished your homework, Mary? --- No, I was helping my mother in the kitchen all day yesterday. 5. 过去进行时可用来为一个后一系列动作的发生提供背景。 如： I hurt my leg when I was riding a bike. 我在骑车时把腿摔坏了。 6. 过去进行时可表示过去未曾实现的愿望或打算，这时be动词was / were要重读。 如： I was writing him a letter this morning and forgot all about it. I was seeing her tomorrow. He was watching the play yesterday, but he was too busy. 7. 过去进行时也可表示满意、称赞、惊讶、厌恶等感情色彩，通常与always, forever, continually等副词连用。 如： They were always quarreling. 他们老是吵架。　　 The boy was continually asking questions. 这个男孩子老是问东问西的。 二、 过去进行时的基本构成： was / were ＋ v-ing (动词的现在分词) + 其他 1. 肯定句： 主语 + was / were ＋ v-ing (动词的现在分词) + 其他。 I was working. He / She / It was working. They were working. 2. 否定句： 主语 + was / were ＋ not + v-ing (动词的现在分词) + 其他。 I was not working. He / she / It was not (wasn’t) working. They were not (weren’t) working. 3. 一般疑问句： Was / Were + 主语 + v-ing (动词的现在分词) + 其他? Were you working? Was he / she / it working? Were they working? 肯定回答： Yes, 主语 + was / were. Yes, I was. Yes, he / she / it was. Yes, they were. 否定回答： No, 主语 + was / were + not. No, I was not (wasn’t). No, he / she / it was not (wasn’t). No, they were not (weren’t). 三、 动词现在分词变化规则： 1. 在动词原形后直接加-ing. look-looking cook-cooking read-reading play-playi