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1、高中英语动词时态讲解1、 一般现在时的用法（动词用原形或第三人称）1) 经常性或习惯性的动作，常与表示频率的时间状语连用。 时间状语： every, often，always，sometimes, never，seldom, on Sundays等 I leave home for school at 7 every morning.2) 客观真理，客观存在，科学事实。 The earth moves around the sun. Shanghai lies in the east of China.3) 表示格言或警句中。 Pride goes before a fall.骄者必败。注意：
2、此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。例：Columbus proved that the earth is round.4) 现在时刻的状态、能力、性格、个性。 I dont want so much. Ann Wang writes good English but does not speak well.比较：Now I put the sugar in the cup.I am doing my homework now.第一句用一般现在时，用于操作演示或指导说明的示范性动作，表示言行的瞬间动作。再如：Now watch me, I switch on
3、 the current and stand back. 第二句中的 now是进行时的标志，表示正在进行的动作的客观状况，所以后句用一般现在时。注意：一般现在时代替将来时时间状语从句，条件句中，从句用一般现在时代替将来时When, while, before, after, till, once, as soon as, so long as, by the time, if, in case (that), unless, even if, whether, the moment, the minute, the day, the year, immediatelyHe is going t
4、o visit her aunt the day he arrives in Beijing. 他一到北京，就去看他姨妈。典型例题(1)He said he_me a present unless I_ in doing the experiment.A. had not given; had not succeededB. would not give; succeedC. will not give; succeed D. would not give; will succeed. 答案B. 在时间，条件或让步主语从句中一般不用将来时。本题有He said，故为过去式。主句用将来时，故选B
5、. 此处用一般过去式代替了过去将来时。(2) 表示现在已安排好的未来事项，行程等活动。 The museum opens at ten tomorrow.博物馆明天10点开门。(实际上每天如此。)注意： 一般现在时代替过去时1 )书上说，报纸上说等。 The newspaper says that its going to be cold tomorrow. 报纸上说明天会很冷的。 2) 叙述往事，使其生动。 Napoleons army now advances and the great battle begins.注意：一般现在时代替完成时1) 有些动词用一般现在时代替完成时：hear,
6、 tell, learn, write , understand, forget, know, find , say,remember. I hear (= have heard) he will go to London.I forget (=have forgotten) how old he is.2) 句型 It is since代替It has been since 3) It is (= has been) five years since we last met.25 一般现在时代替进行时1) 句型：Here comes ； There goes Look, here comes
7、 Mr. Li.2、 一般过去时的用法（动词用过去式）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等。 Where did you go just now? When I was a child, I often played football in the street. Whenever the Browns went during their visit, they were given a warm welcome.3）句型： It is time for
8、 sb. to do sth 到时间了 该了 It is time sb. did sth. 时间已迟了 早该了 It is time for you to go to bed. 你该睡觉了。 It is time you went to bed.你早该睡觉了。 would (had) rather sb. did sth.表示宁愿某人做某事 Id rather you came tomorrow.4) wish, wonder, think, hope 等用过去时，作试探性的询问、请求、建议等。I thought you might have some. 我以为你想要一些。比较：一般过去时表
9、示的动作或状态都已成为过去，现已不复存在。Christine was an invalid all her life. (含义：她已不在人间。)Christine has been an invalid all her life. (含义：她现在还活着)Mrs. Darby lived in Kentucky for seven years. (含义：达比太太已不再住在肯塔基州。)Mrs. Darby has lived in Kentucky for seven years.( 含义：现在还住在肯塔基州，有可能指刚离去) 注意： 用过去时表示现在，表示委婉语气。1）动词 want, hope
10、, wonder, think, intend 等。Did you want anything else?I wondered if you could help me.2）情态动词 could, would.Could you lend me your bike?3）used to / be used toused to + do：过去常常表示过去习惯性的动作或状态，但如今已不存在。Mother used not to be so forgetful.Scarf used to take a walk. (过去常常散步)be used to + doing： 对已感到习惯，或习惯于，to是介
11、词，后需加名词或动名词。He is used to a vegetarian diet.Scarf is used to taking a walk.(现在习惯于散步)典型例题- Your phone number again? I _ quite catch it.- Its 69568442.A. didntB. couldntC. dontD. cant答案A. 本句虽没有明确的时间状语，但从语意上看 出，在听的时候没有听懂这个动作发生在过去，因此应用过去时。3、一般将来时（动词用shall(第一人称)/will+do, be going to do, be about to do, b
12、e to do ）1)shall用于第一人称，常被will 所代替。will 在陈述句中用于各人称，在争求意见时常用于第二人称。Which paragraph shall I read first.Will you be at home at seven this evening?2)be going to +不定式，表示将来。 a. 主语的意图，即将做某事。What are you going to do tomorrow? b. 计划，安排要发生的事。 The play is going to be produced next month。 c. 有迹象要发生的事 Look at the
13、dark clouds, there is going to be a storm.3) be +不定式表将来，按计划或正式安排将发生的事。 We are to discuss the report next Saturday.4)be about to +不定式，意为马上做某事。He is about to leave for Beijing. 注意：be about to 不能与 tomorrow, next week 等表示明确将来时的时间状语连用。5） be going to / will用于条件句时， be going to表将来 will表意愿If you are going to
14、 make a journey, youd better get ready for it as soon as possible.Now if you will take off your clothes, we will fit the new clothes on you in front of the mirror.6） be to和be going to be to 表示客观安排或受人指示而做某事。 be going to 表示主观的打算或计划。I am to play football tomorrow afternoon. (客观安排)Im going to play footb
15、all tomorrow afternoon. (主观安排)注意：一般现在时表将来1）下列动词：come, go, arrive, leave, start, begin, return的一般现在时表将来。这主要用来表示在时间上已确定或安排好的事情。The train leaves at six tomorrow morning.When does the bus star? It stars in ten minutes.2）倒装句，表示动作正在进行，如： Here comes the bus. = The bus is coming. There goes the bell. = The bell is ringing.3）在时间或条件
