Lesson 83 Going on holiday 度假
[词汇]
mess n. 杂乱，凌乱
pack v. 包装，打包，装箱
suitcase n. 手提箱
leave v. 离开
already adv. 已经
语法
现在完成时：
1 表示在过去不确定的时间里发生的并与现在有关某种联系的动作
2 表示开始于过去并持续到现在的动作
过去时强调过去某个特定的时间发生的动作或存在的状态
现在完成时表示过去不确定的时间里发生的动作对现在造成的影响和结果，这个动作也许到现在结束，也许还要继续下去。
主语 + has/have + 动词的过去分词
否定形式：hasn't/haven't
疑问形式：把 has/have 提前
PP. 过去分词
过去分词的规则形式与过去时是一样的。
buy bought bought
find found found
get got got
have had had
hear heard heard
leave left left
lose lost lost
make made made
meet met met
send sent sent
sweep swept swept
tell told told
cut cut cut
put put put
read read read
set set set
shut shut shut
do did done
come came come
give gave given
swim swam swum
take took taken
eat ate eaten
go went gone
rise rose risen
see saw seen
speak spoke spoken
I see a film every week.
My mother sees a film every week.
I saw a film last week.
I have seen the film.
I haven't seen the film.
Have you seen the film?
do did done
I do my Homework every day.
My sister does her Homework every day.
I did my Homework the day before yesterday.
I have done my Homework.
I haven't done my Homework.
Have you done your Homework?
Has she done her Homework?
have had had
have lunch
I have lunch at 12 o'clock every day.
I had lunch at 12 o'clock yesterday.
I have had lunch.
I haven't had lunch.
Have you had lunch?
已经
强调过去不确定时间发生的动作或状态对现在的影响，而且也有可能继续下去。
He is a good student.
He was a good student.
He has (always) been a good student.
主语 + have/has + 动词过去分词
pack/packed/packed/packing
suitcase
pack our suitcases
What are you going to do?
We are going to pack out suitcases.
What are you doing?
We are packing out suitcases?
What did you do yesterday?
We packed our suitcases yesterday?
What have you done?
What did you do?
What have they done?
What has you mother done?
What have the students done?
What have you done?
We have packed our suitcases.
What has she done?
She has packed her suitcases.
already 已经/yet 还/just 刚刚/recently 最近/so far 到目前为止
already 一般用于肯定句，而在表示惊讶语气时也用于疑问句中。
yet 一般用于否定句和疑问句中
sell sold sold
I'm going to sell my house.
I sold my house last week.
I didn't sold my house last week.
Did you sell your house last week?
When did you sell your house?
What did you do last week?
Who sold my house last week?
I have (already) sold my house.
I haven't sold my house yet.
Have you sold your house (yet)?
Have you sold your house already?
[词汇·略]
Excuse the mess, Sam.
suitcases
pack one's suitcases
leave/leaving/left/left
The boss is going to leave.
The boss is leaving tomorrow.
The boss left yesterday.
The boss has already left.
buy/bought/bought
I want to buy a house.
He bought a house last year.
He has bought a house.
He didn't buy a house last year.
Did he buy a house last year?
He hasn't bought a house yet.
Has he bought a house yet?
发表于 2016-7-11 22:26:59
