Unit 1.单元语法课件（时态和语态复习）-【帮课堂】2021-2022学年高一英语同步精品讲义（上外版必修一）

UNIT 1　School Life 必修一 上外版 2022 时态 现在进行时的结构 主语 + + +其他 现在进行时 am/is/are v-ing 现在进行时的用法 point 1 Hurry up, kids! The school bus is waiting for us. Listen to the two girls by the window. What language are they speaking? 表示说话时正在进行的动作或状态 now 现在 at the/this moment 此刻 at present 目前 look/listen,be quiet, It's ...o'clock point 2 The workers are building a new factory. Teenagers are damaging their health because they play computer games too much. 表示现阶段正在进行的动作，虽然此时此刻不一定正在进行。 these days this week/month/year point 3 I am going on a trip soon. There is coming the bus. 表示计划或安排将要发生。（现在进行时表将来） 常用于短暂性动词： go, come, begin, start, leave, arrive, return, take off point 4 She is always handing in homework on time. He is always forgetting something. 表达说话者出乎意料赞扬、同情、不满、好奇等感情 always, forever, constantly, continually, all the time... point 5 Our study is becoing more interesting. The leaves are turning red. get, become, turn等词的现在进行时可表示“逐渐，越来越” 现在进行时的结构 主语 + + +其他 过去进行时 was/were v-ing point 1 What were you doing at ten o'clock last night. I was watchting TV from 7：00 pm. to 8:00 pm. yesterday. She was cooking at that time. We were discussing the plan the whole morning yesterday. 表示过去某一刻正在进行的动作，或过去某一阶段内一直进行的动作。 at that time, at that moment, at this time yesterday, at ten o'clock yesterday, from...to... yesterday... point 2 My brother fell while he was riding his bicycle yesterday. When you phoned yesterday, I was playing computer games. 表示一个过去的动作正在进行，另一个过去的动作发生了，常与when和while引导的状语从句连用。 主句+ when+主语+谓语动词+其他 while+主语+谓语动词+其他 持续性或短暂性 持续性 I was doing my homework ______ my mom came in. I was doing my homework __________ my mom was cooking. when when/while point 3 He was continually asking questions. The two brothers were frequently quarreling. She was always coming home late. 表示过去反复出现的或习惯性的动作，或强调赞赏、厌恶、生气、好奇等感情色彩，不强调动作正在进行。 常与always, frequently, continually, constantly, forever等词连用 point 4 We were leaving very early so we packeed the night before. He told me he was starting tomorrow. 表示过去将要发生的动作 come,