初中英语牛津译林版八年级下册Grammar课堂教学ppt课件

这是一份初中英语牛津译林版八年级下册Grammar课堂教学ppt课件，共23页。PPT课件主要包含了recent，现在完成时的定义，过去分词的变化规则，大部分动词，+ ed，finish，以e结尾的动词，+ d，change，以y结尾的动词等内容，欢迎下载使用。

New wrds:yet, recently, pastGrammar：1. 现在完成时的定义2. 现在完成时过去分词的变化规则3. 现在完成时的四个句型4. 现在完成时的标志词
adv. 还，仍adv. 近来，最近adj. 过去的
→ ___________ adj.
Lk and Read
yet recently past
1. 从过去开始，持续到现在。2. 过去发生的动作对现在有影响。3. 这个动作多次进行。
I have lived here since I was brn.
Eddie has just eaten Hb's fd.
(Eddie ate the fd, and nw Hb has nthing t eat.)
I have already read this bk many times.
关键：谓语动词的形式（have/has + 动词过去分词）
把y改为i + ed
以重读闭音节结尾的动词
双写最后一个字母 + ed
AAA型 hit-hit-hit
AAB型 beat-beat-beaten
ABA型 cme-came-cme
ABB型 spend-spent-spent
ABC型 d-did-dne
Help them write the past participles f the verbs belw.
1 brrw 2 hpe 3 make 4 get
5 plan 6 cry 7 send 8 watch
9 say 10 grw 11 hit 12 enjy
I have arrived.
She has arrived.
谓语（have/has + 过去分词）
Tm and Jane have arrived.
主语是三单，用has+过去分词
I have nt arrived.
She hasn’t arrived.
have/has nt
Tm and Jane haven’t arrived.
否定词nt放在have/has后，可以缩写为haven’t/hasn’t
现在完成时的一般疑问句
Have yu arrived？
Has she arrived？
Have Tm and Jane arrived？
肯定句的主语和have/has调换位置变一般疑问句
Yes, I have. / N, I haven’t.
Yes, she has. / N, she hasn’t.
Yes, they have. / N, they have’t.
现在完成时的特殊疑问句
What have yu dne?
What has she dne?
What have Tm and Jane dne?
在一般疑问句的结构上句前加上特殊疑问词
Eddie has eaten Hb's fd .
just, already, never
since/fr + 时间
时间状语：since then, ver the years, befre, recently, ver the past century, ver the past tw hurs
Has Eddie eaten Hb's fd ?
不同的标志词所处位置不一样
还可以用于否定句，放于句末
Help them cmplete the sentences.
6 Our teacher _______________ (teach) us a lt abut the histry f China.
1 They _______________ (finish) their hmewrk already.
2 Jhn ______ never ______ (visit) China.
3 Mr Li _______________ (repair) ver ten bicycles since Mnday.
4 We _______________ (nt see) each ther fr years.
5 My parents _______________ (nt cme) back yet.
have finished
has repaired
haven’t seen
haven’t cme
1．________ he _________ frm his uncle yet?A．Des; hearB．Have; heardC．Has; heardD．Did; hear2．Mike ______ mre than 800 peple in the last tw years.A．is interviewingB．has interviewed C．will interviewD．interviews3．I have ________ a large package f presents.A．prepareB．prepared C．preparesD．preparing
4．—Wuld yu like t watch the mvie Harry Ptter with me tnight?—Srry, I ______ it many times.A．watchB．have watchedC．will watchD．was watching5．Have yu ever ________ anything yu didn't want t say?A．sayB．saidC．sayingD．say
用所给单词的正确形式填空
6．They _____________ (cut) dwn t many trees since last year.7．Smene has ________ (steal) my shes, s I can’t find them.8．I’ve lst my pen. _________ yu ________ (see) it anywhere?9．________ yu ________ (find) yur science bk yet?10．Everything has ________ (change) in their city.
11．She has ________ (make) a mess in her classrm.12．The girl is still ding her hmewrk. She _____________ (nt finish) it yet.13．Has yur brther __________________ (reach) America yet?14．________ yu ________ (check) yur suitcase yet?15．Cathy and Linda ___________ (nt be) back t their hmetwn fr tw years.
hasn’t finished
haven’t been
16．English has becme the basic language fr internatinal business. (改为否定句) English ________ ________ the basic language fr internatinal business.17．Mike is ding an interview. (改为现在完成时)__________________________________________________18．They knw the imprtance f reading.(用yet改写句子）They ________ ________ the imprtance f reading ________.
hasn’t becme
Mike has dne an interview.
19．The radi statin played this sng just nw.(用just改写句子)The radi statin ________ ________ ________ this sng.20．The wrkers have carried the gds t the airprt.（改为一般疑问句）_______the wrkers _________the gds t the airprt?
has just played
21．Sit n the flr is safer. ( ) _______ A B C D22．Be very carefully f the dg. ( ) _______ A B C D23．Yu shuld tries t keep calm. ( ) _______ A B C D24．Children have return t nrmal life. ( ) _______ A B C D25．Here are the news frm Beijing. ( ) _______A B C D
以e结尾的动词直接加d
以y结尾的动词，改y为i
肯定句：主语+have/has + 过去分词 + ...
否定句：主语 + have/has + nt + 过去分词 ...
一般疑问句：Have/Has + 主语 + 过去分词 +
特殊疑问句：特殊疑问词 + have/has + 主语 + 过去分词 +