| Simple | Progressive | Perfect | Progressive |
Present |
I collapse |
you collapse |
he/she/it collapses |
we collapse |
you all collapse |
they collapse |
|
I am collapsing |
you are collapsing |
he/she/it is collapsing |
we are collapsing |
you all are collapsing |
they are collapsing |
|
I have collapsed |
you have collapsed |
he/she/it has collapsed |
we have collapsed |
you all have collapsed |
they have collapsed |
|
I have been collapsing |
you have been collapsing |
he/she/it has been collapsing |
we have been collapsing |
you all have been collapsing |
they have been collapsing |
|
Past |
I collapsed |
you collapsed |
he/she/it collapsed |
we collapsed |
you all collapsed |
they collapsed |
|
I was collapsing |
you were collapsing |
he/she/it was collapsing |
we were collapsing |
you all were collapsing |
they were collapsing |
|
I had collapsed |
you had collapsed |
he/she/it had collapsed |
we had collapsed |
you all had collapsed |
they had collapsed |
|
I had been collapsing |
you had been collapsing |
he/she/it had been collapsing |
we had been collapsing |
you all had been collapsing |
they had been collapsing |
|
Future |
I will collapse |
you will collapse |
he/she/it will collapse |
we will collapse |
you all will collapse |
they will collapse |
|
I will be collapsing |
you will be collapsing |
he/she/it will be collapsing |
we are collapsing |
you all will be collapsing |
they will be collapsing |
|
I will have collapsed |
you will have collapsed |
he/she/it will have collapsed |
we will have collapsed |
you all will have collapsed |
they will have collapsed |
|
I will have been collapsing |
you will have been collapsing |
he/she/it will have been collapsing |
we will have been collapsing |
you all will have been collapsing |
they will have been collapsing |
|