句子的心脏—谓语(时态、语态).pptxVIP

句子的心脏—谓语（时态、语态）;课前早知道;动词可以分为四类;及物动词;不及物动词;连系动词;助动词;情态动词;一个动词属于哪一类并不是一成不变的 ;观 念 入 门;时 态 的 意 义;以“watch TV(看电视)”为例 ;;如 何 运 用 时 态;时态与时间未必成一对一的关系;时态表示的4种时间;时态表示的4种时间;时态表示的4种时间;时态表示的4种时间;时态表示的4种状态;时态表示的4种状态;时态表示的4种状态;时态表示的4种状态;归纳总结;开 窍 要 诀;说 明;现在进行时 动词形态am/is/are+V-ing 用 法 例 句 现在正在 He is writing a letter at present. 进行或继续 It is raining now. 的动作、状态 John is doing his assignment right now. Look!(你瞧) Look ! Many birds are flying in the sky. Listen!(你听) Listen ! Someone is knocking at the door. 不久将发生 I am going to Beijing tomorrow. 的动作或 预定的计划 He is coming (or will come) here next week.;说 明; 现在 动词形态 完成时 have/has+p.p. 用法 例 句 He has just come back. I have already seen it. 完成 In recent years,there have been many changes I have read five novels this month. He has gone to Japan, he is not here. 经验 I have been to hongkong several times. this is one of the best book that I have ever read . I have lived here for ten years. 继续 she has been ill since Monday.;说 明; 现在完 动词形态 成进行时 have/has been+V-ing 用 法 例 句 We have been studying English for three years. 继 续 He has been reading since this morning. We have been waiting for him all afternoon. 说 明 本时态是用来叙述“从过去某时开始,以致继续到目前的动作”.其特点在强调“动作的继续”性质.但也有“可能已经中止”,如: