2014中考英语现在完成时.ppt

2014中考 现在完成时 规则动词 (1)一般动词，在词尾直接加“ ed ”。 work---worked---worked visit---visited---visited (2)以“ e ”结尾的动词，只在词尾加“ d ”。 　　live---lived---lived (3)以“辅音字母 + y ”结尾的动词，将 y 变为 i ，再加“ ed ”。 study---studied---studied ,cry---cried---cried (4)重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ ed ”。 　　stop---stopped---stopped drop---dropped--dropped 写出下列动词的过去式和过去分词 Connect Congratulate Defeat Hop Hug Plod Pray Fry Copy Obey destroy 不规则动词 Write Shut Cut Hear Go Learn Make Pay Sell speak 现在完成时有哪些关键词？ 现在完成时往往同表示不确定的过去时间状语，如：never,ever,already, yet, just, in recent years,before, recently, lately等连用。 现在完成时还常与包括现在时间在内的时间状语连用,如now, up to now, / in the past / last few days / weeks / months / years,today, so far,up till now.all one’s life等 现在完成时常常与表示频度的时间状语连用,如 ever, never, twice, once ,three times, on several occasions等 Already 与yet的区别 Nothing has been done ________ We have ____made enough preparation The heroin hasn’t shown up _____ Steve has ____won three times Before 与 ago的区别 The Smiths have visited Europe ________ The Smiths visited Europe a month_____ Have been to have gone to have been in的区别 Teacher Li Japan，he___ Japan for two years A has been to，has been to B has gone to ，has been in C has gone to ，has been to 注意：a) since和for的区别 since后接时间点，如1993，last term, yesterday, the time I got there，Tuesday, October或一个从句，用一般过去时。“自从”…… for后接一段时间，表示“长达多久”，如ten years, a while, two days等。-----“长达”…… 对For /since提问时用how long 1.______have the players skated? For three hours. 2.______has it rained? Since this early morning. 3.How long have you _____the car? (buy) since和for的区别 1. Jim has been in Ireland ______ Monday. 2. Jill has been in Ireland ______ three days. 3. His aunt has lived in Australia ______15 days. 4. Mary is in her office. She has been there ______ 7 oclock. 5. India has been an independent country ______1974. 6. The bus is late. Theyve been waiting ______ 20 minutes. 7. Nobody lives in those houses. They have been empt