2020年中考英语复习现在完成时课件

这是一份2020年中考英语复习现在完成时课件，共26页。PPT课件主要包含了时态填空， 三个主要动词，been，had，done，现在完成时的用法，曾经去过某地，到某地去了，在某地呆了多长时间，翻译下列句子等内容，欢迎下载使用。
1.He _________ (knw) the city since he was very yung .2. _____ yu ____ (see) my watch ? Yes,I ___ (see)it n yur desk five minutes ag .3. Last night ,it ______ (rain) heavily .4. --When _____ yu _____ (finish) yur wrk ? -- Half an hur ag .
I have had my breakfast.We have learnt English fr 7years.
现在完成时的构成： have/has + 动词的过去分词
注：动词过去分词的构成分为规则变化和不规则变化， 规则变化的动词过去分词与过去式是一样的，不 规则变化的动词须特殊记忆。
规则动词过去分词的构成
1. 一般在动词后直接加-ed
2. 以不发音的e结尾的动词， 直接加-d
3.末尾只有一个辅音字母的 重读闭音节词，先双写这 个辅音字母，再加-ed
4.结尾是“辅音字母+y”的动词， 先变“y”为“i”再加-ed
lk lked
play played
live lived
hpe hped
stp stpped
plan planned
study studied
carry carried
写出下列动词的过去分词：
wrklikecrystaylearn
usehelpfinishckarrive
不规则动词过去分词的构成
is, ambe are
2. AAA型 （三者一致）
cut cut cut
let let let
put put put
cst cst cst
read read read
3. ABA型 （过去分词与原形一致）
cme came cme
becme became becme
run ran run
4. ABB型 （过去分词与过去式一致）
bring brught brught
find fund fund
hear heard heard
keep kept kept
make made made
此外还有leave, win, tell, spend, say，meet等等。
5. ABC型 （三者不一致）
eat ate eaten
give gave given
write wrte written
see saw seen
get gt gtten
begin began begun
此外还有g, take, knw, speak, swim等等。
1. 表示已完成的某一动作对现在造成的影响或结果
already:yet:
多用于陈述句，位于have/has后，有时位于句末。
e.g. I have already finished my hmewrk.
用于疑问句和否定句，位于句尾。
e.g. Have yu fund yur lst bk yet ? I haven't had breakfast yet.
ever :never:
多用于疑问句，问初次经历。
e.g. Have yu ever been t Beijing?
用于否定句，位于have/has后
e.g. He has never argued with ther peple.
just :befre:
多用于陈述句，位于have/has后
e.g. Lucy has just washed her clthes.
可用于各句式，位于句尾。
e.g. I have read this bk befre. He hasn't been abrad befre. Have yu flwn t Hainan befre?
e.g. He is nt feeling well nw. He has caught a cld. I have lst the key. I can't g int my rm.
3） s far, nce/twice/ three times ,all ne's life
e.g. They have learnt 2000 wrds s far. Tm has seen the film twice. Her father has wrked in the factry all his life.
4） in the past +一段时间 during the last +一段时间
e.g. They have built many high buildings in the past three years.
Great changes have taken place in my hmetwn during the last tw years
2. 表示从过去已经开始，持续到现在的动作 或状态。
1）fr +一段时间 e.g. We have lived in this city fr ten years.
2） since +过去点时间 since +一段时间+ag since +从句（从句用一般过去式） e.g. He has wrked here since 1990. She has taught in this schl since tw years ag. We have knwn each ther since we met.
3. have / has been t have / has gne t have / has been in
1. A: Where’s Jim, Li Lei? B: He ______________his schl library.2. The Greens _____________China fr three years.3. We _____________the Great Wall twice. It’s very beautiful.
have been in
have been t
Tm 在哪儿？ 他去书店买书了。我在北京待了5年了。Jack 去过上海两次了
-Where is Tm?-He has gne t the bkshp t buy sme bks.
I have been in Beijing fr 5 years.
Jack has been t Shanghai twice.
Game 2 : 火眼金睛－改错
１. Where have yu ever gne ? TheTaiwan Island .２.We have been t the USA fr many years .３.-Hw many times have yu been in Hng-shan Z ? -Twice .4.- Where is yur mther ?- She has been t America.
She has been t Shanghai befre.
He has been in Shanghai fr ten years
He has gne t Shanghai.
1. We have lived here ____ 1990.2. Hw lng have yu studied here ? ___ 5 years .3. The by has had a bad cld _____ last night .4. Mr. Huang has kept the bks ______ a week ag .5.I have taught in the schl _____ I came here have been friends __ a lng time have been married I was 25 years ld man has been dead ten years ag.
　１.肯定句：主语＋ have/has+过去分词＋其他成分。
２.否定句：主语＋have/has+nt+过去分词＋其他成分。
3.一般疑问句：Have/Has+主语＋过去分词＋其他成分？
4.特殊疑问句：特殊疑问词＋have/has＋其他成分？
肯定句：I have cleaned my bedrm.
否定句：I haven’t cleaned my bedrm.
一般疑问句：Have yu cleaned yur bedrm?
现在完成时和一般过去时的区别：
现在完成时，强调这一动作产生的结果对现在的影响，与现在有关。 一般过去时，仅仅表示在过去某一时刻曾发生过这一动作，与现在无关。
He has studied English fr five years.
He studied English fr five years.
（学习英语已经五年了，现在仍然在学）
（只说明他过去学过五年英语，但现在不学了。）
He _________(wrk) in ur schl fr ne year.2. He ______(cme) t ur schl last year/in 2002.3. They __________(ck) the supper already.4. They _______ (ck) the supper half an hur ag.
1. Have yu met Mr Li ______？ Ａ. just Ｂ. ag Ｃ.befre Ｄ. a mment ag
2. The famus writer ____ ne new bk in the past tw year . Ａ. is writing Ｂ.was writing Ｃ.wrte Ｄ.has written
3.—Our cuntry ______ a lt s far . —Yes . I hpe it will be even ______ . 　Ａ. has changed ; well 　 Ｂ. changed ; gd　 Ｃ. has changed ; better 　Ｄ. changed ; better
4.Harry Ptter is a very nice film .I_______ it twice . Ａ. will see 　 Ｂ. have seen Ｃ. saw Ｄ.see
5. —These farmers have been t the United States . —Really ? When ___ there ? Ａ. will they g 　　　 Ｂ. did they g 　 Ｃ. d they g 　　　　Ｄ. have they gne
6.— ______ yu ___ yur hmewrk yet ? —Yes . I _____ it a mment ag . Ａ. Did ; d ; finished 　 　 B. Have ; dne ; finished Ｃ. Have ; dne ; have finished 　 Ｄ. will ; d ; finish