Free conjugation exercises for English language learners

contribute

Regular

Change speaker

You're listening to Joanna
She has an American accent and expects you to use American spelling.

Simple

Continuous

Perfect

Perfect continuous

Past

I contributed
you contributed
he/she/it contributed
we contributed
you contributed
they contributed

Present

I contribute
you contribute
he/she/it contributes
we contribute
you contribute
they contribute

Future

I will contribute
you will contribute
he/she/it will contribute
we will contribute
you will contribute
they will contribute

Past

I was contributing
you were contributing
he/she/it was contributing
we were contributing
you were contributing
they were contributing

Present

I am contributing
you are contributing
he/she/it is contributing
we are contributing
you are contributing
they are contributing

Future

I will be contributing
you will be contributing
he/she/it will be contributing
we will be contributing
you will be contributing
they will be contributing

Past

I had contributed
you had contributed
he/she/it had contributed
we had contributed
you had contributed
they had contributed

Present

I have contributed
you have contributed
he/she/it has contributed
we have contributed
you have contributed
they have contributed

Future

I will have contributed
you will have contributed
he/she/it will have contributed
we will have contributed
you will have contributed
they will have contributed

Past

I had been contributing
you had been contributing
he/she/it had been contributing
we had been contributing
you had been contributing
they had been contributing

Present

I have been contributing
you have been contributing
he/she/it has been contributing
we have been contributing
you have been contributing
they have been contributing

Future

I will have been contributing
you will have been contributing
he/she/it will have been contributing
we will have been contributing
you will have been contributing
they will have been contributing

{"verb":"contribute","type":"Regular","conjugation":{"Simple":{"Past":["I contributed","you contributed","he\/she\/it contributed","we contributed","you contributed","they contributed"],"Present":["I contribute","you contribute","he\/she\/it contributes","we contribute","you contribute","they contribute"],"Future":["I will contribute","you will contribute","he\/she\/it will contribute","we will contribute","you will contribute","they will contribute"]},"Continuous":{"Past":["I was contributing","you were contributing","he\/she\/it was contributing","we were contributing","you were contributing","they were contributing"],"Present":["I am contributing","you are contributing","he\/she\/it is contributing","we are contributing","you are contributing","they are contributing"],"Future":["I will be contributing","you will be contributing","he\/she\/it will be contributing","we will be contributing","you will be contributing","they will be contributing"]},"Perfect":{"Past":["I had contributed","you had contributed","he\/she\/it had contributed","we had contributed","you had contributed","they had contributed"],"Present":["I have contributed","you have contributed","he\/she\/it has contributed","we have contributed","you have contributed","they have contributed"],"Future":["I will have contributed","you will have contributed","he\/she\/it will have contributed","we will have contributed","you will have contributed","they will have contributed"]},"Perfect continuous":{"Past":["I had been contributing","you had been contributing","he\/she\/it had been contributing","we had been contributing","you had been contributing","they had been contributing"],"Present":["I have been contributing","you have been contributing","he\/she\/it has been contributing","we have been contributing","you have been contributing","they have been contributing"],"Future":["I will have been contributing","you will have been contributing","he\/she\/it will have been contributing","we will have been contributing","you will have been contributing","they will have been contributing"]}}}