北京中考英语常考时态讲解.pptVIP

* * 英语时态 English Tense 一、一般现在时态 一般现在时的基本用法 用法1: 表示经常发生的习惯性的动作或者存在的状态. He often goes to the gym. I like the rice for dinner. He doesn’t work hand. 形式: do 或does(第三人称单数) 此用法常与一些表示动作频率的时间副词连用(副词放在be动词之后, 实义动词之前). 1) 表示肯定的频率副词: always, frequently, usually, sometimes, often, occasionally, generally 等. 2) 表示否定的频率副词: never, seldom, rarely 等. He always goes to school by bike. 用法2: 表示不受时间限制的事实陈述或客观性的真理. The earth moves around the sun. The sun rises in the east and sets in the west. Knowledge is power. 一、一般现在时态 一般现在时的基本用法 用法3: 有时用一般现在时表示正在发生的动作. Here comes your friend. There goes our bus; we’ll have to wait for the next one. 用在以there或here开头的句中,表示目前短暂的动作. 用法4:有时用一般现在时表示将来发生的动作. 一、一般现在时态 一般现在时的基本用法 Please let me know when he comes back. What are you going to do when you leave school. I’ll give the book to him as soon as I see him. I’ll be glad if she comes over to visit me. 主要用在条件状语从句(if, unless)和时间状语从句(when, as soon as, befor, after, etc.)中, 表示将来动作. 二、一般过去时态 一般过去时的基本用法 用法1: 表示过去时间所发生的动作或存在的状态. 形式: did He was late for school this morning. I bought this computer three years ago. I was tired last night, so I went to bed early. 用法2: 表示过去一段时间一直持续或反复发生的动作. He used to do morning exercises. I lived in the country for ten years. He took a walk after supper when he was alive. 三、一般将来时态 一般将来时的基本用法 用法1: 表示预测将要发生某事,用will或be going to do. 形式: will do 或be going to do be going to 特别意指根据目前的明显迹象来推断某件事要发生; will 则只是表名说话人认为或相信某件事要发生. be going to 通常用来表示说话人预期所说的事件马上或在相当近的将来就要发生; will 所表示的动作发生的时间可近可远. Look at this black clouds! It’s going to rain. I feel terrible, I think I’m going to be sick. The bridge will collapse. The bridge is going to collapse. 三、一般将来时态 一般将来时的基本用法 用法2: 表示行动计划时用be going to do; 表示意愿时用will. be going to 表示说话人对未来行动的计划或打算, 通常是事先考虑并含有已经为这一行动作了某些准备的意思. will 表示意愿,则表示在说话的时刻立即做出的决定, 表明将去做某事, 并没有经过事先考虑, 更没有为这一活动做出事先准备. I have bought a computer and I’m going to learn the computer science. Someone is knocking at the door. I’ll go and open it. - I am t