《unit4 Then and now》英语ppt教学课件免费下载
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Then and now
Unit4
一般过去时与一般现在时
Part B
绿色圃中学资源网http://cz.Lspjy.com
绿色圃中学资源网http://cz.Lspjy.com
Story time
Six years ago,Nancy could read and draw,but she could not write.Now she can do many things.
1.What couldn’t she do?
2.What can she do now?
Let’s say
A:Five years ago, Mike made friends at school.He bought things from shops.
B:Now he has e-friends from all over the world.He does shopping on the Internet too.
Grammar time
过去时与现在时的对比
绿色圃中学资源网http://cz.Lspjy.com
绿色圃中学资源网http://cz.Lspjy.com
时态
一般现在时:
一般过去时:
经常或习惯性的动作或存在的状态。
过去某个时间或时间段发生的动作或存在的状态。
(The Simple Present Tense)
(The Simple Past Tense)
一般现在时:
经常或习惯性的动作或存在的状态。
(The Simple Present Tense)
一般现在时:
经常或习惯性的动作或存在的状态。
一般过去时:
(The Simple Past Tense)
一般过去时:
过去某个时间或时间段发生的动作或存在的状态。
(The Simple Past Tense)
一般过去时:
过去某个时间或时间段发生的动作或存在的状态。
(The Simple Past Tense)
一般过去时:
各时态常用的信息词
一般现在时:
always, usually, often, sometimes ,seldom,
never, every day, every… ,three times a day
各时态常用的信息词
一般过去时:
last night, last…, two days ago, …ago,
in 1999, in +过去的年份,
just now =a moment ago,
yesterday, yesterday morning
动词第三人称
单数的构成:
过去式
的构成:
①直接加-s。
②以s, x, ch, sh, o结尾加-es。
③以“辅音+y “结尾变y 为i再加-es。
①直接加-ed。
②以e结尾只加d。
③重读辅元辅,双写尾字母再加-ed。
④以“辅音+y”结尾变y 为i 再加-ed。
第三人称单数
过去式
study-
finish-
have-
go-
do-
play-
watch-
give-
need-
stop-
hope-
play-
try-
plan-
visit-
like-
studies
finishes
has
goes
does
plays
watches
gives
needed
stopped
hoped
played
tried
planned
visited
liked
词形转换
用所给动词的适当形式填空。
1. Five years ago, Mary _________ ( can) draw and read.
2. Tom usually __________ (walk) to school.
3. My mother _________(watch) TV play every day.
4. Old Bush ________(visit) China again last month.
could
walks
watches
visited
用所给动词的适当形式填空。
5. I ______ (play) sports three times a day.
6. Lucy and Lily often __________(read) books.
7. There _______(is) a football match yesterday afternoon.
8. Our class ______( go) to the zoo three days ago.
play
read
was
went
Fun time
Stick two photos into the blank and then tell us the differences.
Fun time
Homework
Think and write
Bye bye!