人教版Unit6 Lesson21 Rvision of the Present perfect tense

③ She has
________________
already finished (finish) the work.
________________ ________________
④ —— Have you milked (milk) the cow yet?
________________
——Yes, I ⑤ I
3、She have has bought many books about English.
4、My parents have has found my books. 5、Mary has draw drawn many pictures. 6、They don’t have done their homework yet. haven't
4、Have you ever been to the moon? B、Not yet!
5、Have you ever ridden a horse? E、No, I haven’t. But I’ve ridden a motorbike. 6、Has Lucy ever been to the USA? C、Of course! She has comes from America. 7、Have they ever gone to scuba diving? A、No, but they’d like to go one day?
3、Has anyone called
the police?
4、Is any one hurt?
一个合格的学生会严格遵守课堂纪律；一个优秀的学生会在此基础上认真听讲。
1、call the police 报警
请你马上离开。要不然我就报警了。
at ____, once __ or I’ll ___ call ___ the _____. police Please go __
一个合格的学生会严格遵守课堂纪律；一个优秀的学生会在此基础上认真听讲。
一、结构
现在完成时是由助动词 have（has）+过去分词（PP）构成 非三单
三单
否定句在have/has后加not.
一般疑问句把have/has提到主语前.
动词的过去分词（PP）：规则变化（和过去时一样） 不规则变化：课本P255-257
表示目的
B: They have gone to visit their grandparents.
The Present Perfect Tense
现 在 完 成 时
一、结构 二、标志词 三、与一般过去时的区别 四、短暂性动词与延续性动词 五、 have been in, have been to 与 have gone to 的用法
________________
Back
P26
Pt 2
1、Has Mr. Li been to Hong Kong? D、 Yes, he has been there several times.
2、Have you ever traveled by ship? G、No, I’ve only traveled by train and plane. 3、Have you ever gone surfing? F、No, I haven’t.
P26
Pt 2
Read and say
A: Where have Bruce and Sue gone? B: They’ve gone to London. A: Have they ever been there before? B: No, they have never had the chance. A: What have they gone there for? A: When are they going to return? B: I think they’ll return next month.
练习二：找出下列句子中的标志词，并用括号中的词正确形式填空
① I have never heard (hear) of that before.
____________ ________________
② Have you ever ridden (ride) a horse?
____________ ________________
一个合格的学生会严格遵守课堂纪律；一个优秀的学生会在此基础上认真听讲。
BACK
练习一：找出下列句子中的错误并改正
1、I never been there before.
∧
have
have / has+ 过去分词（PP）
2、I have answered answer the question already.
BACK
二 、 现 在 完 成 时 的 标 志 词 ：
BACK
just already before ever never these days for since so far、by now yet
刚刚 已经 之前 曾经 从来没有
这几天 时段 时点 到目前为止 一般疑问：已经； 否定句： 还 in the last ten years 在过去的10年里
Unit 6 Mainly Revision •Lesson 21
一个合格的学生会严格遵守课堂纪律；一个优秀的学生会在此基础上认真听讲。
P2s happened?
2、When did it happen?
A、Five minutes ago. B、 Yes, they have. C、 Yes, a man is hurt, but not badly. D、They’ve had an accident.
2、be hurt 受伤，强调主语现在的状态
他在一宗交通事故中受了重伤。
He was ___ badly ____ ___ hurt in a traffic accident. 3、have an accident 发生意外
—— What has happened? ——They ____ has ____ had ___ an _______. accident