英语中重要的四种时态.pptVIP

Welcome  QuAjiao;;目录;;（二）客观真理，客观存在，科学事实,格言或警句中。;肯定式：主语+be(am/is/are)+其他 否定式：主语+be(am/is/are) not+其他 疑问式：Am/Are/Is+主语+其他? 顺口溜：我用am,你用are,is连着他她它(Ta)，单数is，复数are;动词第三人称单数的变化规则及发音规律;知识扩展：一般现在时表示将来;用法 1）在确定的过去时间里所发生的动作或存在的状态。 时间状语有：yesterday, last week, an hour ago, the other day, in 1982,just now 等。 Where did you go just now? He was in Beijing some years ago.;1、be动词 肯定式：主语+be(was/were)+其他 否定式：主语+be(was/were) not+其他 疑问式：Was/Were+主语+其他? 2、实义动词 肯定式：主语+动词过去式+其他 否定式：主语+didnt+动词原形+其他 疑问式：Did+主语+动词原形+其他?;1，used to或would也可以表示过去经常发生的动作，但used to侧重于过去与现在的比较，指现在已不那样了；would注重过去习惯性发生的动作。;3,在以下句式中，从句中的谓语动词用一般过去时表示现在或将来的动作。 It’s (about / high) time (that) …, “该是……的时候了” I’d rather …, “宁愿做某事” It’s time you took/should take a rest now. --- Shall I open a window? --- I’d rather (that)you didn’t . ;构成 1) shall/will+do。 2) be going to do。表示计划、打算、准备做某事。 The play is going to be produced next month. 3) be to do 。表示拟定或计划中要发生的动作或征求对方意见。 The boy is to go to school tomorrow. 4）be about to do sth 。表示即将发生的动作，不与表示将来的时间状语连用。 We are about to leave.;过去将来时 the past future tense;目录;高考题点击： Months ago we sailed ten thousand miles across this open sea, which ___ the Pacific, and we met no storms. （05辽宁卷）A．was called ? B．is called? C．had been called ? D．has been called 2. I _____ ping-pong quite well, but I haven’t had time to play since the new year. (2001 N) A. will play B. have played C. played D. play ; 3. --- Nancy is not coming tonight. --- But she _____! (98 N) A. promises B. promised C. will promise D. had promised 4. My uncle _____ until he was forty-five. (2000 上??) A. married B. didn’t marry C. was not marrying D. would marry;5. --- You haven’t said a word about my new coat, John. Do you like it? (N2002) --- I’m sorry I _______ anything about it sooner. I certainly think it’s pretty on you. A. wasn’t saying B. don’t say C. won’t sayD. didn’t say;6. --- You’ve left the light on. --- Oh, so I have.