 |
Ejemplos |
|
|
|
He
has been writing
a letter |
He
has not (haven't) been writing a letter |
|
|
She
has been reading
an article |
She
has not (haven't)
been reading an article |
|
|
We have
been watching
TV |
We have
not (haven't) been watching TV |
|
|
They
have been building
a house |
They
have not (haven't)
been building a house |
|
|
You
have been planning
a trip |
You have
not (haven't) been planning a trip |
|