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1、present now future past 现在完成时 present perfect tense do my homework Mother John clean your teeth please John Mum I have have alreadyalready 已经已经 cleaned cleaned them comb your hair have combed it wash your hands have washed them study for English test have studied for it tell me the truth have told y
2、ou everything visit your grandpa have visited him listen to the English tape have listened to it Mother John clean your teeth please John Mum I have already cleaned them Father Tell your sister to buy some milk John John Oh she has has justjust 刚刚刚刚 bought bought some Father Tell your sister to buy
3、some milk John John Oh she has just bought some carry some water for the old man has carried some boil some water has boiled some make some coffee has made some call Mr Smith has called him mend the shirt has mended it dry her hair has dried hers 现在完成时 一 构成 have has done 过去分词 过去分词 pp 其变化方法和动词过去式基本相同
4、 有部分不同 需要记好 He has lived in Shenzhen for 4 years Has he lived in Shenzhen for 4 years Yes he has No he hasn t 二 用法 1 现在完成时表示过去发生的动作 并对现在有影响 Someone has broken the window 窗户现在是坏的 I have already lost the key 我现在没有钥匙 I haven t read that book yet 不了解书的内容 I have just cleaned my hands 手是干净的 常与already 已经 y
5、et 已经 just 刚刚 ever 曾经 等词连 用 already 常用于肯定句中 yet 常用于否定句 疑问句尾 Translate the following sentences 1 你已经找到你的书了吗 find found 2 他们在这个城市建了许多房子 build built 3 Judy还没到达 arrive arrived 4 你吃过早饭了吗 have had 5 她刚刚离开 leave left Have you found your book yet They have built many buildings in this city Judy hasn t arriv
6、ed yet Have you had breakfast She has just left A Have you surfed the internet 上网 B Yes I have No I haven t talk on the phone for an hour play soccer eat eaten French Fries see seen a tiger Sam got sick two days ago Sam has been sick for two days Sherry got her driver s license 执照 in 1999 Sherry has
7、 had her driver s license since 自从 1999 Arnold started to play tennis in Jan Arnold has played tennis since Jan Maggie moved to Hawaii in 1996 Maggie has lived in Hawaii for about 8 years 现在完成时 二 用法 2 现在完成时表示从过去一直持续到现在的动作或状态 She has learned English for 5 years He has lived in Beijing since 自从 he was
8、 born Have you stayed here since 自从 3 o clock 常与for since引导的时间短语或从句连用 for 时间段 since 时间点 since 句子 Make sentences about the inventions Invention Date newspaper1610 canned food1823 sewing machine 缝纫机 1851 airplane1903 plastic 塑料 1907 People have read newspaper since 1610 People have read newspaper for
9、about 400 years 抄写动词以及过去式和过去分词 1 be e 3 go 4 do 5 have 6 drink 7 give 8 eat 9 know 10 make 11 run 12 say 13 see 14 find 15 draw 16 get 17 hear 18 begin 19 buy 20 leave was were beencame come went gone did done had haddrank drunk gave given ate eaten knew knownmade made ran run said said saw seen fou
10、nd found drew drawn got got heard heardbegan begun bought boughtleft left 现在完成时 一 构成 have has done 过去分词 过去分词 pp 其变化方法和动词过去式基本相同 有部分不 同 需要记好 二 用法 1 现在完成时表示过去发生的动作 并对现在有影响 I have justjust called him 2 表示从过去已经开始 持续到现在的动作或状态 He has worked in this school since he came here 常与already 已经 yet 已经 just 刚刚 eve
11、r 曾经 等词连用 常与for since引导的时间短语或从句连用 What has just happened to him He has just lost his job What has just happened to her She has just got a love letter Make sentences about the inventions Invention Date newspaper1610 canned food1823 sewing machine 缝纫机 1851 airplane1903 plastic 塑料 1907 People have read
12、 newspaper since 1610 People have read newspaper for about 400 years since 自 以来 1 since 时间点 He has stayed here since 5 o clock 2 since 时间段 ago He has stayed here since 5 hours ago 3 since 从句 She has taught English since he came here for 长长达 for 时间段 He has kept the book for 2 weeks since for 的用法 Take
13、 notes 用for 或since填空 1 Mr Brown has had his TV 15 years 2 I ve taken driving lessons last month 3 My sister has had her cell phone a month 4 My friends haven t visited me my birthday 5 We haven t used our car a long time 6 She hasn t had a good cup of coffee years 7 Tom has worn glasses he was 7 yea
14、rs old for since for since for for since How long have you learned English had your watch studied in our school had your current hairstyle 发型 known your best friend worn your glasses 抄写动词以及过去式和过去分词 1 be e 3 go 4 do 5 have 6 drink 7 give 8 eat 9 know 10 make 11 run 12 say 13 see 14 find 15 draw 16 ge
15、t 17 hear 18 begin 19 buy 20 leave was were beencame come went gone did done had haddrank drunk gave given ate eaten knew knownmade made ran run said said saw seen found found drew drawn got got heard heardbegan begun bought boughtleft left 写出下列动词的过去式及过去分词 1 become 2 break 3 bring 4 build 5 bite 6 c
16、atch 7 choose 8 cut 9 fall 10 fly 11 forget 12 grow 13 hit 14 hurt 15 keep 16 lend 17 lose 18 meet 19 put 20read 21 ring became become broke broken brought brought built built bit bit caught caught chose chosen cut cut fell fallen flew flown forgot forgotten grew grown hit hit hurt hurt kept kept lent lent lost lost met met put put read read rang rung 按要求改变句子 1 She has done her homework 改否定句 2 She has already told us the news 改否定句 3 The rain has already stopped 改一般疑问句 4 I have waited here for tw
