Indicative
Present Indefinite
I fasten on
you fasten on
he/she/it fastens on
we fasten on
you fasten on
they fasten on
Present Continuous
I am fastening on
you are fastening on
he/she/it is fastening on
we are fastening on
you are fastening on
they are fastening on
Present Perfect
I have fastened on
you have fastened on
he/she/it has fastened on
we have fastened on
you have fastened on
they have fastened on
Present Perfect Continuous
I have been fastening on
you have been fastening on
he/she/it has been fastening on
we have been fastening on
you have been fastening on
they have been fastening on
Past Indefinite
I fastened on
you fastened on
he/she/it fastened on
we fastened on
you fastened on
they fastened on
Past Continuous
I was fastening on
you were fastening on
he/she/it was fastening on
we were fastening on
you were fastening on
they were fastening on
Past Perfect
I had fastened on
you had fastened on
he/she/it had fastened on
we had fastened on
you had fastened on
they had fastened on
Past Perfect Continuous
I had been fastening on
you had been fastening on
he/she/it had been fastening on
we had been fastening on
you had been fastening on
they had been fastening on
Future Indefinite
I will fasten on
you will fasten on
he/she/it will fasten on
we will fasten on
you will fasten on
they will fasten on
Future Continuous
I will be fastening on
you will be fastening on
he/she/it will be fastening on
we will be fastening on
you will be fastening on
they will be fastening on
Future Perfect
I will have fastened on
you will have fastened on
he/she/it will have fastened on
we will have fastened on
you will have fastened on
they will have fastened on
Future Perfect Continuous
I will have been fastening on
you will have been fastening on
he/she/it will have been fastening on
we will have been fastening on
you will have been fastening on
they will have been fastening on
Conditional
Conditional Present
I would fasten on
you would fasten on
he/she/it would fasten on
we would fasten on
you would fasten on
they would fasten on
Conditional Present Continuous
I would be fastening on
you would be fastening on
he/she/it would be fastening on
we would be fastening on
you would be fastening on
they would be fastening on
Conditional Perfect
I would have fastened on
you would have fastened on
he/she/it would have fastened on
we would have fastened on
you would have fastened on
they would have fastened on
Conditional Perfect Continuous
I would have been fastening on
you would have been fastening on
he/she/it would have been fastening on
we would have been fastening on
you would have been fastening on
they would have been fastening on