初中 英语 人教版（2024） 八年级下册Unit 7 A Good Read Section A Grammar Focus 课件

这是一份初中英语Section A示范课课件ppt，共24页。PPT课件主要包含了ABB型，ABC型，ABA型，标志词，疑问句，Summary，Exercise，Homework等内容，欢迎下载使用。
表示过去发生或已经完成的动作与现在有影响，强调对现在造成的影响、结果。或表示从过去开始一直持续到现在的动作或状态。
1. I have lst my pen.2. He has lived here fr five years.3. I have ever read this bk.
（含义：现在我没有笔用）
定义一：强调过去动作对现在的影响
（含义：现在还住在这里）
定义二：强调过去开始并持续到现在的动作
（含义：现在我知道书里的内容）
定义三：强调过去的经历（与现在相关）
一般情况下，直接加-ed：
wrk → wrked；play → played
live → lived；like → liked
以不发音的-e 结尾的动词，直接加-d：
以 “辅音字母 + y” 结尾的动词，变y为i，再加-ed：
study → studied；carry → carried
重读闭音节动词，末尾只有一个辅音字母，双写该辅音字母，再加-ed：
stp → stpped；plan → planned
不规则变化需要特殊记忆
动词的完成时 | 过去分词的规则变化
动词的完成时 | 过去分词的不规则变化
动词的完成时 | 写出动词的过去分词
Grammar Fcus
Read the sentences and underline the present perfect frms f the verbs. Pay attentin t the meanings f the bld wrds.
特殊疑问句：特殊疑问词 + have/has + 主语 + 过去分词 (dne) + 其他？即：特殊疑问词+一般疑问句
ever用法：用于 ，意为 “曾经”，放在过去分词之 。例句：Have yu ever been t Beijing? 你曾经去过北京吗？
never用法：用于肯定句表否定，意为 “从不、从未”，位于过去分词之 。例句：I have never seen such a beautiful flwer. 我从未见过这么漂亮的花。
yet用法：用于否定句和疑问句 ，意为 “还、尚”。例句：Have yu finished yur hmewrk yet? 你做完作业了吗？ I haven’t dne it yet. 我还没做。
already用法：用于 句，意为 “已经”，放 或 。例句：I have already cleaned my rm. 我已经打扫完房间了。
just用法：表示 “刚刚”，动作刚发生不久，放 。例句：He has just cme back. 他刚回来。
Cmplete the cnversatins with ever, never, just, already, r yet.
1. A: Have yu heard f the bk The Little Prince? B: N, I’ve heard f it. A: I’ve finished reading it. It’s such a simple stry, but yu can learn a lt frm it!2. A: Have yu chsen a bk fr yur bk reprt ? B: Yes, I’ve chsen The Little Match Girl. It’s such a sad stry, but I lve it. I’ve started writing my reprt.3. A: I’ve read a classic nvel befre. Culd yu recmmend ne? B: Well, I’ve finished Outlaws f the Marsh. It’s really gd! A: Oh, thanks! Culd I brrw it? B: Sure!
Cmplete the passage with the simple past r present perfect frms f the verbs in brackets.
yu ever (try) t read bks frm different cuntries? At the start f this year, I (decide) t read bks frm as manycuntries as pssible. I (begin) with The Adventures f Tm Sawyer. Nw I already (read) twenty different bks. These bks (teach) me a lt abut ther cultures and scieties, and they (allw) me t see the wrld differently. In the past, I nly (knw) the names f different cuntries, but nw I understand them a little bit better. This experience has been amazing s far. I never (realize) hw big ur wrld really is!
have taught
have allwed
Interview yur classmates and find ut wh has dne these activities.
现在完成时Present Perfect Tense
The huse is dirty. We _______it fr weeks. A didn’t clean B hadn’t cleaned C dn’t clean D haven’t cleaned
4. Yu dn’t need t describe her. I _______ her several times. A. had met B have met C met D meet
2. --______the sprts meeting might be put ff. --Yes, it all depends n the weather. A I’ve been tld B I’ve tld C I’m tld D I tld
3. -- I’m srry t keep yu waiting. --Oh, nt at all. I _____here nly a few minutes. A have been B had been C was D will be
5. --Will yu g t Beijing fr vacatin ? --I _______ t g , but I dn’t knw if I can g .A was planning B have planned C had been planning D have been planning 
6. S far ,we _______ 200 English wrds . A. have studied B. has studied C. have study
7. --Where’s yur father ? --He _______ Beijing. A. has been t B. has gne t C. has been in
8. --Has he finished his hmewrk ? --N, he hasn’t finished it _____. A. already B. yet C. s far
She ____________(make) a lt f friends here s far.Her parents _________________(nt write) t her since they left.It is five years since he _________(jin) the Party.Jhn __________ (brrw) this bk fr a mnth.He ______just ______(cme) back frm the city .Smene ______________(call) yu just nw .
haven’t written
【基础作业】总结现在完成时的知识点，绘制一幅思维导图。【进阶作业】采访同学，结合现在完成时，撰写一个采访报告。【拓展作业】运用现在完成时，介绍一本你看过的名著，把这本名著推荐给同学。