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1、专升本英语语法与词汇专升本英语语法与词汇 第一章第一章 时态时态 英语中谓语动词的时态(Tense)是一种动词的形式，不同的时态用以表示在不同的时间完成 的动作或保持的状态。英语动词共有十六种时态，这里将重点讲解其中较常用的十种时态。 现以动词 do 为例，将英语十六种时态列表如下： 一般时态进行时态完成时态完成进行时态 现在 dodo doesdoes amam isis areare doingdoing havehave hashas donedone havehave hashas beenbeen doingdoing 过去 diddid waswas werewere doingd
2、oinghadhad donedonehad been doing 将来 shallshall willwill dodo shallshall willwill bebe doingdoing shallshall willwill havehave donedone shall will have been doing 过去 将来 woulddowouldbe doingwouldhave donewouldhave been doing 一、一般现在时一、一般现在时( ( TheThe PresentPresent IndefiniteIndefinite Tense)Tense) 1.
3、 用于表示客观事实, 现在反复发生或习惯性的动作以及存在的特征、状态等,常与 often, always, sometimes, usually, once a week, every day, seldom 等时间状语连 用。 【例句】 The earth revolves around the sun. The students get up at six thirty every morning. 2. 表示按计划或安排好的将来的动作,常使用 arrive, be, go, start, stay 等动词。 【例句】 There is a dancing party tonight. T
4、he plane arrives in Beijing at three this afternoon. 3. 用在以 as soon as, when, after, while, as, until, till, whenever, the monment, the minute, immediately, directly 等引导的时间状语从句中或以 if, unless, as/so long as, in case, provided that 等引导的条件状语从句中，代替一般将来时。 【例句】 Ill ring you as soon as he comes back. If it
5、 is fine tomorrow we will go swimming. The machine starts running the moment the button is pressed. l 注：if 条件句中，有 will 出现时，will 是情态动词，意义为“愿意”，“肯”。 二、一般过去时二、一般过去时( ( TheThe PastPast IndefiniteIndefinite Tense)Tense) 一般过去时用于表示过去某时刻或某一时期内的动作或状态, 也可表示过去习惯性的动作。 常与表明过去时间的状语连用,如 yesterday, then, just now,
6、last month, two days ago, in 1990, 或由 when 或 while 等引导的表明过去时间的状语从句。 【例句】 We met him last week. Where did you live when you were young? He used to do fourteen hours a day. l 提示：一般过去时不强调动作对现在的影响，只说明过去。 三、一般将来时三、一般将来时(The(The FutureFuture IndefiniteIndefinite Tense)Tense) 一般将来时用来表示将来某个时间会发生的动作或情况，也可表示将
7、来反复发生的动作或 习惯性的动作。 【例句】 We shall (will) go to Nanjing tomorrow morning. He will take part in an important race across the Atlantic. The students will have five English classes per week this term. l 提示：表示将来时态的其他形式与用法： 1“be going to +动词原形”表示（能看出迹象）很快就要发生的事情或打算要做的事。 It is going to rain. 2“be to +动词原形”表示
8、安排好的动作或安排别人去做的事。 They are to meet in front of the hall. You are not to bring any materials to the exam room. 3“be about to +动词原形”表示即将发生的或正要做的事。 The conference is about to begin. 4“be +现在分词”有时可表示按计划即将发生的一个动作，但仅适用于少数的一些动词 （如 arrive, come, go, leave, start 等）而且常跟表示较近将来的时间状语连用。 My friend is arriving her
9、e the day after tomorrow. l 提示：在美国英语中第一、二、三人称都用“will+动词原形” 四、现在进行时（四、现在进行时（TheThe PresentPresent ContinuousContinuous TenseTense） 现在进行时表示此刻或现阶段正在进行的动作。但表示后一种情况时，动作此刻不一定正 在进行。 【例句】 We are making an experiment now. Steve is studying Chinese in Beijing. 另外，现在进行时也可用来给习惯动作加上赞赏或讨厌等感情色彩。 【例句】 He is always
10、cooking some delicious food for her family. He is always finding fault with his employees. l 提示：并非所有动词都有进行时，有些表示状态和感觉的动词通常无进行时，除非这类 动词的词义发生变化。这类动词有: be, love, like, hate, believe, think（认为）, feel, seem 等。 【例句】 Do you see anyone over there? Are you seeing someone off? （see off 意为“为送行”） 五、过去进行时五、过去进行时
11、(The(The PastPast ContinuousContinuous Tense)Tense) 过去进行时表示过去某一时刻正在发生的动作，或过去某阶段内正在发生或反复发生的动 作。通常带有一个表示过去时间的状语或状语从句或能通过上下文判断的过去时间。 【例句】 We were having a preparatory meeting at two-thirty yesterday afternoon. She was writing a composition when you came in. Bill was coughing all night long. 六、将来进行时六、将来
12、进行时(The(The FutureFuture ContinuousContinuous Tense)Tense) 将来进行时表示将来某时可能正在发生或持续的动作。 【例句】 I will be reading this time tomorrow. Most of the young people in the town will be meeting them at the station. 七、现在完成时七、现在完成时(The(The PresentPresent PerfectPerfect Tense)Tense) 现在完成时表示目前已完成或刚刚完成的动作，也可以表示从过去某一时刻
13、发生，现在仍 延续着的动作或情况。经常与 for+一段时间或与 since（+时间一点）引导的短语或从句连 用，也可与一些表示不确定过去时间的副词连用，如 already, before, ever, never, just, once, recently, yet, up to now, so far, thus far, up till/to now, in the last/past few years 等。 【例句】 We have been to Shanghai once. They have already finished the task. He has studied En
14、glish for more than 10 years. He has studied English since 1991/ since he was twelve. So far everything has been successful. 八、过去完成时八、过去完成时(The(The PastPast PerfectPerfect Tense)Tense) 过去完成时表示过去某一时刻或动作之前已经完成的动作。在时间上,它属于“过去的过去” 。在句中常有明显的参照动作或有表示“到过去某时为止”的时间状语，如 by, before 等 介词或连词引导的短语或状语从句。 【例句】 By t
15、he end of the war, the small workshop had become a large factory. The plane had taken off before we got to the airport. They found that a stream had formed in the field. l 提示：在由 after, as soon as, before 等连词引导状语从句的复合句中，由于连词本 身已明确动作发生的次序，所以，这个从句也可以用一般过去时表示，不一定用过去完成 时。 【例句】 Students went out after the
16、 bell rang. I informed him of the progress of the work as soon as I arrived here. l 提示：在 It is/ was the first/second/last time that 句型中，that 后的从句谓 语用 现在/过去完成时。 【例句】 Is it the first time youve visited the city? That was the second time that Id visited England that year. 九、将来完成时九、将来完成时(The(The FutureFuture PerfectPerfect Tense)Tense) 将来完成时表示将来某时前将已经完成的动作，也可以用来表示推测。 【例句】 By this time next year they will have built a hotel here. Hurry up! Or the train will have left before we get to the s
