初中英语动词时态讲解[PPT].pptVIP

初中英语动词时态讲解 ;动词的构成;be 动词;be动词的用法;be动词的用法;be动词的用法;助动词;助动词的用法;情态动词;情态动词;情态动词;情态动词;系动词;实义动词;实义动词;实义动词;实义动词;实义动词;实义动词;实义动词;时态;一般现在时;一般现在时;一般现在时;现在进行时;3.表示按计划或安排即将进行的动作,表示这种动作的动词有:come, go, leave, arrive, start, see等,并常与表示将来时间的状语连用. eg. They are leaving for Australia tomorrow afternoon. 注意: 某些表示感觉或状态的动词,如 love, like, prefer, hate, see, know等一般不用现在进行时. eg. Lucy prefers art to science. ;一般将来时;用法: 1. 表示将要发生的动作或情况,常用时间状语有: later (on), soon, in a month, next time, from now on, tomorrow等. 如. I shall be eighteen years old next year. 2.表示某种必然的趋势 如Fish will die without water. 解析： 1. 在以第一人称为主语的问句中,常用 shall 表示提议和询问情况,在以第二 人称作主语的问句中,用will 表示请求. 如. Where shall we have the meeting? Will you please lend me your pen? ;2.当主语是第一人称时,用will 表示意愿.决心.允诺.命令等. 如 I will give you an English--Chinese dictionary for your birthday. 3.在时间或条件状语从句中,一般用一般现在时代替一般将来时. 如 Tom will write to me when he gets there. 4.be going to +动词原形也可表示将来时. (1).表示主观意愿.打算等. eg. Hes going to learn English next term. (2).根据已有迹象,可能要发生的情况 eg. Look at the black clouds! ----It is going to rain. ;一般过去时;如：I got up at six this morning. 否定式:主语 + did not + 动词原形 + 其他 如：John didnt live here last year. 疑问式:Did + 主语 + 动词原形 + 其他 如：Did you see him a moment ago? 简略回答.(肯)Yes, 主语 +did (否)No , 主语 + didnt. 用法： 1.主要用于过去某个时间发生的动作或状态. 如.My father was at work yesterday. 2.表示过去经常或反复发生的动作,常与often,always 等表示频度的 时间状语连用. 如，He always went to work by bus last summer. ;3.和when等连词引导的状语从句连用. 如.When she reached home, she had a short rest. 4.常与表示过去的时间状语, 如… ago, yesterday, last week, in the old days, when I was five years old, in 1995 等连用. 如They began the work two months ago. Were you born in 1981? Yes, I was. ;现在完成时;现在完成时;过去进行时;过去将来时;过去完成时