初中英语牛津上海版八年级上册第四单元语法课课件

感叹句表示赞美、惊叹、喜悦等感情。感叹 句的结构主要有两种： 1. How + 形容词或副词 ＋(主语＋谓语)！ eg：How beautiful the girl is! How slowly he is swimming! 2.What + (a/ an) + 形容词 + 可数名词单数+ (主语＋谓语)！ What + 形容词 + 可数名词复数/不可数名词 +(主语＋谓语)！ eg：What a beautiful girl she is! What clever boys they are! What interesting news it is!
before.
5. I ____ (read) the book in the library the day read before yesterday.
6. Bill ______ _____ (not, find) his watch yet. hasn’t found
7. I am not hungry. I have ____ had (just, have) my ____ just ___
现在完成时的时间状语：
already (已经，用于肯定句), yet (还，用于否
定句和疑问句), just (刚刚)，before, once,
ever, never, since(自从), for……
eg: 1. I have already finished my job. 2. Has he cleaned the room yet? 3. Peter has just left. 4. We have lived here since 1994. 5. They have stayed in Japan for 5 years.
Tips:区分现在完成时和一般过去时的方法 1.如果有过去的具体时间，只能用一般过去时 eg: He went to the USA in 2003. I met him yesterday. 2.如果有already, never, ever, for 3 hours 等短语， 常用现在完成时。 eg: I have already finished my homework.
1. You are wearing an old shirt. ( what ) ___________________________________ What an old shirt you’re wearing! 2. The boys are very excited. ( how ) How excited the boys are! ___________________________________ 3. He is a funny person. ( what ) What a funny person he is! ___________________________________ 4. She is very unlucky. ( how ) How unlucky she is! ___________________________________ 5. We have watched an exciting science fiction film. (what) ___________________________________ What an exciting science fiction film we have watched!
3.在用when提问的句子中，一般都使用一般过去时。
Exercises A:
用所给单词的适当形式填空
1.They went to America last year. (go) ____
finished 2.My friend ________ college last month. (finish) 3.He ______ ______ (not, speak) to me since hasn’t spoken we ______ (fight) with each other. fought 4. He ___ _____ _______ (never, visit) Hangzhou has never visited
现在完成时的用法
1、表示过去发生的某一动作对现在造成的影响和
结果。例如：
Peter has just left. (强调他现在已经不在这里) They have asked me. (强调他们已经知道了) 2、表示过去已经开始，持续到现在的动作或状态 They have lived here since 1987. (现在仍然住 在这里) I have read for 2 hours. (现在还在读/看。)
How cold _____________ the weather is! What cold weather _____________________ it is!
The baby is very cute! How cute the baby is! What a cute baby it is!
4. The Wangs have ________ Shenzhen for many been in years. They like the life there. 5. John has _______ New York in his car. He’ll stay gone to the night with his friends. 6. I have _______ Nanjing and Shanghai for years, been in but I haven’t _______ Wuhan. been to
taken
区别:have/ has gone to ， have / has been to ， have/has been in的 1.have/ has gone to 表示“已去（某地）” 人已离 开，不在说话现场。 2. have / has been to 表示“去过（某地）”人已 回 来(常twice, several times等短语连用） 3. have / has been in 表示已去，并且还在那里。 (常与for 3 years 等短语连用）
I. Fill in with been to, beenห้องสมุดไป่ตู้in or gone to:
1.Where is Jane?
gone to She has _______ the shops.
She will be back soon.
2. Have you ever _______ America? been to been in 3. We have ________ this class since 2001.
现在完成时与过去时的区别：
现在完成时的动作发生与过去，但1）这个动
作对现在有影响，或者2）这个动作延续到现在。
而一般过去时仅仅表示过去发生的某一个动作
或存在的状态，与现在无关。例如：
I have seen her. （表明我现在了解她的有关情况） I saw her. （仅仅表示我见过她这个事实。）
Unit 4 Language
广州市第113中学 李峥
注：本课件感叹句部分参考了天河部落集备资料
现在完成时的构成 1.现在完成时由“助动词have/has+过去分词” 构 成，如：I have worked for two hours. 2. 否定句在have/ has的后面加not，其余不变。 如：I have not / haven‘t worked for 2 hours。 3. 疑问句将have/has放在主语之前，其余不变。 如：Have you worked for 2 hours?
dinner.
8. He ______ (call) me just now. called has 9. He ____ just called (call) me . ______ did go 10. Where _____ they ____ (go) last night?
Exercise B: 改错 1. He have come here already. has 2. They arrived at the shop just. just now 3. She has borrowed the book last week. 去掉 4. We haven’t had our breakfast already. yet 5. I read the book already. have read 6. Great changes have took place here.
4. They ____ ______ (join) the League. (?) have joined They haven’t joined the league. Have they joined the League? has got 5. He ___ ___ (get) to the station. He hasn’t got to the station. Where has he got? have done 6. We ____ ____ (do) some cleaning at home. We haven’t done any cleaning at home. Who has done any cleaning at home?
Can you use a sentence to talk about the following pictures
He is very very fat !
Yao Ming is really tall!
Can you use another way to say these sentences? Maybe these drills can help you!!
Homework:用完成时填空,改为否定句,并按要求改写
1. Hehas drawn (draw) the picture of the sea. (?) ____ _____ He hasn’t drawn the picture of the sea.
Has he drawn the picture of the sea? 2. We have finished (finish) the homework already. _____ _______ We haven’t finished the homework yet. What have you finished yet? Has brought 3. ___ Anne _______ (bring) the English book to you.(否定 回答) Hasn’t Anne brought the English book to you? No, she hasn’t
He is a fat man!
How fat the man is!
What a fat man he is!
Yao Ming is a tall man!
How tall Yao Ming is!
What a tall man Yao Ming is!
The weather is very cold. _________