LY THUYET NGU PHAP VA BAI TAP VE THI HIEN TAI HOAN THANH TIEP DIEN

Present perfect continuous
Present Perfect Continuous Tense
I have been singing

How do we make the Present Perfect Continuous Tense?
The structure of the present perfect continuous tense is:
subject
+
auxiliary verb
+
auxiliary verb
+
main verb

 
 
have has
 
been
 
base + ing

Here are some examples of the present perfect continuous tense:
 
subject
auxiliary verb
 
auxiliary verb
main verb
 

+
I
have
 
been
waiting
for one hour.

+
You
have
 
been
talking
too much.

-
It
has
not
been
raining.
 

-
We
have
not
been
playing
football.

?
Have
you
 
been
seeing
her?

?
Have
they
 
been
doing
their homework?

Contractions
When we use the present perfect continuous tense in speaking, we often contract the subject and the first auxiliary. We also sometimes do this in informal writing.
I have been
I`ve been

You have been
You`ve been

He has been She has been It has been John has been The car has been
He`s been She`s been It`s been John`s been The car`s been

We have been
We`ve been

They have been
They`ve been

Here are some examples:
I`ve been reading.
The car`s been giving trouble.
We`ve been playing tennis for two hours.
How do we use the Present Perfect Continuous Tense?
This tense is called the present perfect continuous tense. There is usually a connection with the present or now. There are basically two uses for the present perfect continuous tense:
1. An action that has just stopped or recently stopped
We use the present perfect continuous tense to talk about an action that started in the past and stopped recently. There is usually a result now.
I`m tired because I`ve been running.

past
present
future



!!!




Recent action.
Result now.
 

I`m tired [now] because I`ve been running.
Why is the grass wet [now]? Has it been raining?
You don`t understand [now] because you haven`t been listening.
2. An action continuing up to now
We use the present perfect continuous tense to talk about an action that started in the past and is continuing now. This is often used with for or since.
I have been reading for 2 hours.

past
present
future







Action started in past.
Action is continuing now.
 

I have been reading for 2 hours. [I am still reading now.]
We`ve been studying since 9 o`clock. [We`re still studying now.]
How long have you been learning English? [You are still learning now.]
We have not been smoking. [And we are not smoking now.]
For and Since with Present Perfect Continuous Tense
We often use for and since with the present perfect tense.
We use for to talk about a period of time - 5 minutes, 2 weeks, 6 years.
We use since to talk about a point in past time - 9 o`clock, 1st January, Monday.
for
since

a period of time
a point in past time



x





20 minutes
6.15pm

three days
Monday

6 months
January

4 years
1994

2 centuries
1800

a long time
I left school

ever
the beginning of time

etc
etc

Here are some examples:
I have been studying for 3 hours.
I have been watching TV since 7pm.
Tara hasn`t been feeling well for 2 weeks.
Tara hasn`t been visiting us since March.
He has been playing football for a long time.
He has been living in Bangkok since he left school.


Present perfect continuous
 
A          It has been raining. Xem ví dụ sau:
 
Is it raining?
No, but the ground is wet.
It has been raining.
 
Trời mới vừa mưa xong.
 
Have/has been -ing là thì present perfect continuous.
I/we/they/you     have (=I`ve etc.)             been     doing
I/we/they/you     have (=I`ve etc.)             been     waiting
I/we/they/you     have (=I`ve etc.)             been     playing
etc.
he/she/it            has (=he`s ect.)             been     doing
he/she/it            has (=he`s ect.)             been     waiting
he/she/it            has (=he`s ect.)             been     playing etc.