人教英语 八下 Unit8 Section A grammar-4c 课件(共38张PPT)

3. 以“辅音字母 + y”结尾的动词，变y为i，再加ed。如：
study → studied → studied; hurry → hurried → hurried; reply → replied → replied 4. 词尾只有一个辅音字母的重读闭音节动词，要
双写辅音字母，再加-ed。如： stop → stopped → stopped; clap → clapped → clapped 鼓掌; plan → planned → planned
spend花费 am/is是 stand站 are 是
spent-spent was-been stood-stood were-been
go 去 went-gone grow 种植 grew-grown
ride 骑 rode-ridden eat吃 ate-eaten
feed喂 fed-fed have有 had-had
C. haven’t invited
时间状语 already已经, yet还，已经, just刚刚, ever曾经, before之前， three times三次，so far至今为止,for+一段时间或since(自从)…
already，just多用于肯定句中,ever, yet，never多用 于疑问句和否定句中。如：
I have _a__lr_e_a_d_y__finished my homework． 我已经做完家庭作业了。
forget-forgotten drank-drunk heard-heard kept-kept paid-paid wore-worn put-put wrote-written read-read left-left ran-run
let让 sell卖 lose丢失 sing唱歌 meet遇见 sit坐 sleep睡觉 tell告诉 speak说 think想
2. My English teacher has lived in Xiangtan since he was 2 years old. 否定句：My English teacher hasn’t lived in Xiangtan since he was 2 years old. 一般疑问句：Have your English teacher lived in Xiangtan since he was 2 years old? 肯定和否定回答：Yes, he has./No, he hasn’t. 对划线部分提问：Who has lived in Xiangtan since he was 2 years old?
2. 表示动作或状态从过去某一时刻开始，一直延 续到现在，而且可能还要继续下去。
e.g. I’ve learned English for five years. I’ve learned since 2011. I’ve learned since I was 9 years old.
构成 助动词have / has+ 动词的过去分词
Task2 Have a discussion and find the differences(找出不同).
1. I joined the book club last month and I have already read five books. 2. Tony bought a pop music CD yesterday but he hasn’t listened to it yet. 3. Tom wrote a letter to his parents last night.
Have you read this book (yet)？
I cleaned my room yesterday. (改成现在完成时) 肯：I have (already) cleaned my room. 否：I haven’t cleaned my room（yet）. 一般疑问句：
Have you cleaned your room (yet)？
let-let sold-sold lost-lost sang-sung met-met sat-sat slept-slept told-told spoke-spoken thought-though
spend花费 am/is是 stand站 are 是
spent-spent was-been stood-stood were-been
1、--Where are you going for summer vacation?
-- I ______ it yet.
A. didn’t decide B. haven’t decided
C. don’t decide
2、--___you ____ to Beijing before?
Yes, I ______ three years ago.
现在完成时态（一）
1. 表示过去发生或已经完成的某一动作 对现在造成的影响或结果。
e.g. –Have you had your lunch yet? –Yes, I have. I’ve just had it. (现在我不饿了.)
2. 表示动作或状态从过去某一时刻开始，一直延 续到现在，而且可能还要继续下去。
say说 said-said come来 came-come see看见 saw-seen draw画 drew-drawn
know 知道 drive 驾驶 teach教 feel感觉 make制作 fight打架 swim游泳 find找到 bring带来 fly飞 cut切
knew-known drove-driven taugh-taught felt-felt made-made fought-fought swam-swum found-found brought-bought flew-flown cut-cut
句式 1. 肯定句：主语 + have / has + 过去分词
(+ 其他) 2. 否定句：主语 + have / has + not + 过去
分词(+ 其他) 3. 一般疑问句：have/ has + 主语 + 过去
分词(+ 其他)
肯：I have (already) read this book. 否：I have not read this book（yet）. 一般疑问句：
knew-known drove-driven taugh-taught felt-felt made-made fought-fought swam-swum found-found brought-bought flew-flown cut-cut
forget忘记 drink喝 hear听见 keep保持 pay付款 wear 穿 put放 write写 read读 leave离开 r一般在动词词尾直接加ed。如： pick → picked → picked; wish → wished → wished; stay → stayed → stayed 2. 以不发音的e结尾的动词后面加d。 like → liked → liked; hope → hoped → hoped; phone → phoned → phoned
forget忘记 drink喝 hear听见 keep保持 pay付款 wear 穿 put放 write写 read读 leave离开 run跑步
forget-forgotten drank-drunk heard-heard kept-kept paid-paid wore-worn put-put wrote-written read-read left-left ran-run
I haven’t learned English for 8 years. 一般疑问句：
Have you learned English for 8 years? 肯定和否定回答：
Yes, I have./No, I haven’t. 对划线部分提问：
How long have you learned English?
He has __ju__s_t_had his meal．他刚吃过饭。 Have you _e_v_e__r_sung this English song？ 你曾唱过这首英文歌吗？
They haven't started _y_e_t_.他们还没有动身。 We have _n_e_v__e_r heard of it． 我们从来没有听说过这件事。
Task 1 Read and find the rules of the sentences.
have+done…
Have you read Little Women yet? Yes, I have./ No, I haven't. Has Tina read Treasure Island yet? Yes, she has. She thinks it’s fantastic. Have you decided which book to write about yet? Yes, I have. I’ve already finished reading it. It was really good.
4. 特殊疑问句： 1) 特殊疑问词 + 一般疑问句
She has already read little women. What has she already read ? Who has already read little women ?
句型转换
1. I have learned English for 8 years. 否定句：
e.g. I’ve learned English for five years. I’ve learned since 2011. I’ve learned since I was 9 years old.
现在完成时态（一）
1. 表示过去发生或已经完成的某一动作 对现在造成的影响或结果。
e.g. –Have you had your lunch yet? –Yes, I have. I’ve just had it. (现在我不饿了.)
take took-taken buy买 bought-
带走
bought
do做 did-done get得到 got-gotten
say说 said-said come来 came-come see看见 saw-seen draw画 drew-drawn
know 知道 drive 驾驶 teach教 feel感觉 make制作 fight打架 swim游泳 find找到 bring带来 fly飞 cut切
A. Have visited, have gone B. Did, visit; went
C. Have, visited; went
3. --Did you go to Jim’s birthday party?
--No, I _______.
A. didn’t invite
B. wasn’t invited
go 去 went-gone grow 种植 grew-grown
ride 骑 rode-ridden eat吃 ate-eaten
feed喂 fed-fed have有 had-had
take took-taken buy买 bought-
带走
bought
do做 did-done get得到 got-gotten
let让 sell卖 lose丢失 sing唱歌 meet遇见 sit坐 sleep睡觉 tell告诉 speak说 think想
let-let sold-sold lost-lost sang-sung met-met sat-sat slept-slept told-told spoke-spoken thought-though