内容发布更新时间 : 2024/12/23 3:42:41星期一 下面是文章的全部内容请认真阅读。
时态 构成 do/does, 基本用法 表示现在的习惯,经常发生的动作或存在的状态。 He takes a walk after supper every day.他每天晚饭后散步。 一般现在时 (连系动词We always care for each other and help each other. is/am/are) 我们总是相互关心相互帮助。 ①过去某一时间内经常发生或反复发生的动作或存在的状态; did,(连系动词He lived in Beijing when he was young.他年轻时生活在北京。 ②表达过去发生的动作。 We visited the factory last Friday.上周五我们参观了那家工厂。 ①表示将来的动作和存在的状态; The first time we’ll send you with an experienced reporter. will/shall do 第一次我们要派有经验的记者陪同你一起去。 一般过去时 was/were) 一般将来时 is/am/are going to do ②表示一种倾向或习惯性动作。 is/am/are(about)to do Oil will float on water.油会浮在水上面。 Crops will die without water.没有水庄稼会死亡。 ①表示现在正在进行的动作; It is raining heavily now, so we must stay inside. 现在正下着大雨,因此我们必须呆在家里。 ②表示按计划安排即将发生的动作; 现在进行时 is/am/are doing My father is coming to see me this Saturday. 这个星期六我爸爸要来看我。 ③代替一般现在时,描绘更加生动。 The Changjiang River is flowing into the east.长江水滚滚向东流。 1
①表示过去某一时刻或某一段时间内正在进行的动作(这一过去时间须用时间状语表示); He was preparing his lecture all day yesterday. 昨天一整天他都在准备他的演讲。 ②表示动作在另一过去动作发生时进行; They were still working when I left. 过去进行时 was/were doing 我离开的时候,他们仍然在工作。 ③用在两个过去进行时动作同时发生; I was writing while he was watching TV. 我在写东西而他在看电视。 ④表示过去将来动作。 He said she was arriving the next day.他说他将在第二天到达。 ①表示将来某一时间正在进行的动作,一般带状语; When he comes to my house tomorrow, I will be writing the report.他明天来我家的时候,我将正在写报告。 ②表示现在正在进行的动作,但这个动作会延续到将来; I think that she will be working on this experiment until next 将来进行时 will be doing morning. 我想她做这个实验将会一直做到明天早上。 ③表示预定的将来动作或对将来的预测。 Stop the child or he will be falling over. 拦住那孩子,不然他会摔下去的。 表示过去发生的动作对现在产生的影响或结果,或说话时已完成 现在完成时 has/have done I have finished the report. 我已经完成了这个报告。 She has cleaned the room.她已经打扫干净了这个房间。 2
表示在过去某一时间以前已经完成的动作。 He had shut the door before the dog came up. 过去完成时 had done 在那狗走过来之前,他已将门关上了。 Everything had been all right up till this morning. 直到今天上午为止,一切都正常。 用来表示在将来某个时刻(前)将完成的动作。常和by短语,when, before引起的时间状语连用。 将来完成时 will/shall have done We will have finished senior Book 2 by the end of this term. 到这学期结束时为止,我们将会完成高中第二册书。 表示从过去某一时刻开始一直持续到现在或还要继续下去的动作 现在完成 has/have been doing 进行时 自8点钟,他一直在做这些数学题。 表示从过去某一时刻开始一直持续到过去另一时刻或还要继续下去)的动作 过去完成 had been doing 进行时 她告诉我她己经学习法语5年了。(仍继续) She told me that she had been waiting for me for an hour. 她告诉我她己经等我一个钟头了。(不再继续) 相对于过去某一时刻而言即将发生的动作或存在的状态 He told me he would go to Beijing.他告诉我他将去北京。 would/should do I was told that he was going to return home. 过去将来时 was/were going to do 有人告诉我他准备回家。 was/were(about)to do would do(表示过去的习惯)总是,总会,常常 He would sit silent for hours.他常常接连好几个小时默默地坐着。 一般现在时的特殊用法 用 法 客观事实或真理 例 句 The geography teacher told us the earth moves around the sun. 地理老师告诉我们地球绕着太阳转。 3
He has been doing the maths problems since 8:00. She told me that she had been studying French for 5 years.