初三英语时态讲座.pptVIP

初三英语时态讲座; Tenses ; 从以上这三句句子中我们可以发现汉 语的动词不会因为表达的动作，发生的 时间不同而发生形态上的变化，而是用 “正在”、“经常”、“将”、“已经”等来表示 动作的时间和方式。而英语中，则用动 词的形式变化来表达动作的时间和方式。 ;I am reading a book. （由助动词am+动词现在分词reading构成，表示动作正在进行，构成现在进行时。） He will come. （由助动词will+动词原形come构成，表示动作将要发生，构成一般将来时。） Have you finished your homework? (由助动词have+动词过去分词finished构成，表示动作的完成与否，构成现在完成时。）;何谓动词时态： 英语中不同时间和方式发生的动作或状态要用谓语动词的不同形式来表达，这种动词形式称作动词时态。动作或状态发生的时间可以有“现在”、“过去”、“将来”、和“过去将来”四种,发生的方式有“一般”、“进行”、“完成”和“完成进行”四种。这样可以组合英语中的十六种时态，到高中结束我们共要学习十六种时态，到初三结束我们必须掌握八种时态。;一般现在时 ( The Present Indefinite Tense) 现在进行时 (The Present Continuous Tense) 一般将来时 (The Future Indefinite Tense) 现在完成时 (The Present Perfect Tense) 一般过去时 (The Past Indefinite Tense) 过去进行时 (The Past Continuous Tense) 过去将来时 (The Past Future Tense) 过去完成时 (The Past Perfect Tense) ;1.The sun rises in the east. 2.They are playing video games at the moment. 3.I have been in Beijing for half a year. 4.What were you doing at 4 yesterday afternoon? ;5.By the time he was nine, he had spoken English very fluently. 6.She was sure she would make great progress in the future. 7. He will tell you something interesting. 8.The musician had a very nice piano in 1980. ;Now let’s analyze each tense.;（4）用于时间或条件状语从句中，一般现在时代替一般将来时。 ● We will go to the park if it _____________(not rain) tomorrow. ● We will leave for home as soon as the meeting _____(be) over tomorrow.;3、常与下列时间状语连用: ;二、现在进行时 (The Present Continuous Tense) ;3、句子基本结构：;三、一般将来时 (The Future Indefinite Tense) ;3、句子基本结构：;Miss Green ___________(come) to the party next Sunday.;四、现在完成时 (The Present Perfect Tense);2、常与这些时间状语连用: ;4、注意的问题:;Tell the following sentences true or false. I have bought the calculator for a week. ( ) (2)I have had the calculator for a week. (