内容正文:
Unit4
Then and now
Part B
一般过去时与一般现在时
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
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