| Simple | Progressive | Perfect | Progressive |
Present |
I bubble |
you bubble |
he/she/it bubbles |
we bubble |
you all bubble |
they bubble |
|
I am bubbling |
you are bubbling |
he/she/it is bubbling |
we are bubbling |
you all are bubbling |
they are bubbling |
|
I have bubbled |
you have bubbled |
he/she/it has bubbled |
we have bubbled |
you all have bubbled |
they have bubbled |
|
I have been bubbling |
you have been bubbling |
he/she/it has been bubbling |
we have been bubbling |
you all have been bubbling |
they have been bubbling |
|
Past |
I bubbled |
you bubbled |
he/she/it bubbled |
we bubbled |
you all bubbled |
they bubbled |
|
I was bubbling |
you were bubbling |
he/she/it was bubbling |
we were bubbling |
you all were bubbling |
they were bubbling |
|
I had bubbled |
you had bubbled |
he/she/it had bubbled |
we had bubbled |
you all had bubbled |
they had bubbled |
|
I had been bubbling |
you had been bubbling |
he/she/it had been bubbling |
we had been bubbling |
you all had been bubbling |
they had been bubbling |
|
Future |
I will bubble |
you will bubble |
he/she/it will bubble |
we will bubble |
you all will bubble |
they will bubble |
|
I will be bubbling |
you will be bubbling |
he/she/it will be bubbling |
we are bubbling |
you all will be bubbling |
they will be bubbling |
|
I will have bubbled |
you will have bubbled |
he/she/it will have bubbled |
we will have bubbled |
you all will have bubbled |
they will have bubbled |
|
I will have been bubbling |
you will have been bubbling |
he/she/it will have been bubbling |
we will have been bubbling |
you all will have been bubbling |
they will have been bubbling |
|