Lesson 67 The weekend
一般过去时
一表示过去某个点上特定的时间存在的状态，事实，或发生的动作。
二表示在过去的一段时间内经常发生的动作或反复的习惯。
was, were
wasn't, weren't
two years ago 两年以前
three days ago 三天以前
five years ago 五年以前
two minutes ago
four weeks ago
last year
last month
last Sunday
I was a student two years ago.
I wasn't a student two years ago.
Were you a student two years ago?
yesterday
I was at the butcher's yesterday.
Mrs. Williams
Mrs. Williams was at the greengrocer's three days ago.
just now 刚才
Were you at the butcher's just now?
Were you at the greengrocer's just now?
absent
be absent from school
be absent from work
Jimmy was absent from school last week.
They were absent from work last week.
He was absent from school on Monday, Tuesday, Wednesday, and Thursday.
v 动词的过去时态
go -> went
I went there yesterday.
did, didn't
I didn't go there yesterday.
Did you go there yesterday? Yes, I did. No, I didn't.
What do you do every day?
What do they do every day?
What does she do every day?
What did you do yesterday?
动词的过去式变化
规则变化
ask, jump, wait
1 一般的动词后面直接加-ed
清辅音后面加ed，读[t]
浊辅音或元音后面加ed，读[d]
asked
jumped
cleaned
lied
waited
2 单词末尾是e的直接加d
believe, argue, waste
believed, argued, wasted
3 单词是以短元音加一个辅音结尾，这个辅音要双写加ed
c, e, a, i
chat, stop, beg, fit
chatted
stopped
begged
fitted