grammar-present perfect

VIII-Grammar in use.
A-Present perfect.
1-Structure Have Ved/PII(QKPT)
*Ved work -> worked
*PII do ->did ->done
2-Usages
a-have just Ved/PII
-come back home ->came->come
->She has just come back home.
-start ->started
->The class has just started.
b-have already Ved/PII
-do homework.->did->done
->I have already done my homework
-clean the floor.->cleaned
-> She has already cleaned the floor.
c-have never Ved/PII before.
-meet …-.met->met
-> I have never met him before.
-learn..->learned/learnt
->He has never learned French before.
d-have ever Ved/PII
-eat ->ate->eaten
I have ever eaten with spoons.
-work..->worked
->I have ever worked in HN
e-have ……Ved/PII……..for…
-teach->taught
->She has taught English for ten years.
-live->lived
->He has lived in London for 5 years.

f-have ……Ved/PII……..since….
-know..->knew ->known
->I have known him since 1990
-move..->moved
->I have moved to London since 2005
g-haven’t/hasn’t…Ved/PII..yet.
-buy..->bought
>He hasn’t bought his son a bike yet.
-finish..->finished
->They haven’t finished their work yet.
h-Have/Has…S…Ved/PII….yet?
-tell->told
->Have you told her about that yet?
-talk ->talked
->Have you talked to them yet?
3-Pre for or since
a-for
b-since
c-until now
d-so far=up to now
**for or since
a-...a day.
b-...a day ago.
c-...last week/yesterday
d-....seven o’clock.
e-.....two years.
f-......ages/years
g- It is three days......I last
h-...1990
i-.....last May.

j-.......some days.
k-.....few hours ago.
l-......a few hours.
m-....I was a boy.
n-.....she left school.
4-Questions
a-How long have S QKPT..?
................................for ........
*Note.
1- How long he (learn) English?
2- How long it (take) you to get to school?
3- How long the road (be)?
4- How long they (teach) here?
5- How long you (live) in Hanoi?
6- How long your ruler (be)?
7- How long she (work) in London?
8- How long it (take) you to do your homework last night?
9- How long THD street (be) last year?
10 -How long they (play) football?
b-Since when.........?
....................since....
…since 1990
…since I was ten
*Note. When
-When did you start learning English?
Since when have you learned English?
*How long ago..= When..?
5-have been to or have gone to
*been to
*gone to

a- He is in bed. He has........to Hanoi.
b- He is out. He has........to the market.
c- I have bought a lot of vegetables. I have..............to the supermarket.
d- She isn’t at home now. She has..........to school.
e-I have ever.........to London.
f- She is tired. She has ........to China.
g-I think she is now in class. She has .......to the principal’s room.
h-Has your son ever..............to Paris?
6-Similar one
a- have not......for KTG
->It is KTG since S last....
->S last ..........KTG ago.
->The last time S.......... was KTG ago.
*He hasn’t visited HCM city for a year.
->It is a year since he last visited HCM city.
->He last visited HCM city a year ago.
->The last time he visited HCM city was a year ago.
*They haven’t seen her for two weeks.
->It is two weeks since they last saw her.
->They last saw her two weeks ago.
->the last time they saw her was two weeks ago.
*I haven’t been to Hanoi for some months.
->it is some months since I last went to HN.
->I last went to HN some months ago.
-> The last time I went to HN was some months ago.
b- never........before.
->S have never……...before.
->Never have S……...before.
->It is the first time S have ...
*I have never been to London before.

-Never have I been to LD before.
-It is the first time I have been to LD.
*She has never talked to Mr Ba before.
->Never has she ….
->It is the first time she has talked to Mr Ba.
*They have never drunk wine before.
->Never have they…..
-.It is the first time they have drunk wine.
c-S started Ving
= S have been Ving
( KTG ago ->for KTG
since ....->in .......)
*He started teaching Math a month ago.
-He has been teaching Math for a month
*She started working in LD in 1998.
->She has been working in LD since 1998.
*They started living in Vietnam a year ago
->They have been living in VN for a year.
*I started studying English ten years ago.
->I have been studying E for ten years.
d- have already P2/ved
= have finished Ving
I have already done my homework
->I have finished doing my homework.
*We have already studied the first lesson.
->We have finished studying the first lesson.
*She has already cleaned the floor.
-She has finished cleaning the floor.
*He has already painted the wall.
->He has finished painting the wall.