初中英语牛津上海版 (五四制)六年级下册（新版）Unit 2 At the airport背景图ppt课件

这是一份初中英语牛津上海版 (五四制)六年级下册（新版）Unit 2 At the airport背景图ppt课件，共13页。PPT课件主要包含了现在完成式的构成，规则动词，ABA型，现在完成时的用法，already，yet，just，before，ever，never等内容，欢迎下载使用。

What has happened t ... ?
Key: She has just wn a lttery.
提示词：lse his jb，sad
Key: He has lst his jb, s he is very sad.
主语＋have/has ＋过去分词＋其它
I've already finished my hmewrk.
主语＋have/has＋nt＋过去分词＋其它
I haven't finished my hmewrk yet.
Have/Has ＋主语＋过去分词＋其它 ？
—Have yu finished yur hmewrk ? —Yes, I have.
一般情况→词尾+ed wrk→wrked →wrked
以不发音字母e结尾→词尾+dlive→lived →lived
以“辅音字母+y”结尾→变y为i，再加-edstudy→studied →studied
以重读闭音节结尾，且末尾只有一个辅音字母→双写该辅音字母+edstp→stpped →stpped
动词的过去式过去分词变化规则
常考不规则动词的过去式过去分词
burst burst burst hurt hurt hurt let let let
beat beat beaten
becme became becme run ran run
bring brught brught buy bught bught
begin began begun blw blew blwn
My daughter has just gne ut.
They have been away fr tw years.
I have never been t Beijing befre.
◆ yet 意为“已经”、“还”.—Has he fund his watch yet?—N, nt yet.
◆ already意为“已经”I've already read this bk. 
现在完成时用法 知识拓展1
◆ just意为“刚刚”He has just cme back frm schl.
◆ befre意为“以前”Have yu been t Hainan befre?
意为“曾经”Have yu ever been t Hng Kng?
意为“从不” I have never travelled by plane befre.
现在完成时用法 知识拓展2
Fast and effective creatin f yur presentatin
have been t, have gne thave been in
have been t 表示“去了已回”
have been in 表示“已在该地（待了多久）”
have gne t 表示“去了未回”
1. 在完成时的用法一：表示影响或结果。常与already，yet，just，befre连用。 二：表示继续。常和since、recently、lately、fr+一段时间、 s far, in the past few years等连用。要和持续性动词连用。 三 ：表示经验，常和never、ever、nce、twice、three times 等连用
2. have been t （去过，已回）、have been in（在···）和have gne t（去了，还没回来） 的区别
1. 复习精讲提升部分的内容;2. 请在规定时间内完成讲义中的课后巩固部分。
基础游戏 ：根据口令摆放小人位置 2 .提高游戏 ：学生编故事，设置小情景。