Regular verb: contribute - contributed - contributed
Present | Present continuous | Preterite | Preterite continuous |
I do not contribute you do not contribute he does not contribute we do not contribute you do not contribute they do not contribute | I am not contributing you are not contributing he is not contributing we are not contributing you are not contributing they are not contributing | I did not contribute you did not contribute he did not contribute we did not contribute you did not contribute they did not contribute | I was not contributing you were not contributing he was not contributing we were not contributing you were not contributing they were not contributing |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
I have not contributed you have not contributed he has not contributed we have not contributed you have not contributed they have not contributed | I have not been contributing you have not been contributing he has not been contributing we have not been contributing you have not been contributing they have not been contributing | I had not contributed you had not contributed he had not contributed we had not contributed you had not contributed they had not contributed | I had not been contributing you had not been contributing he had not been contributing we had not been contributing you had not been contributing they had not been contributing |
Future | Future continuous | Future perfect | Future perfect continuous |
I will not contribute you will not contribute he will not contribute we will not contribute you will not contribute they will not contribute | I will not be contributing you will not be contributing he will not be contributing we will not be contributing you will not be contributing they will not be contributing | I will not have contributed you will not have contributed he will not have contributed we will not have contributed you will not have contributed they will not have contributed | I will not have been contributing you will not have been contributing he will not have been contributing we will not have been contributing you will not have been contributing they will not have been contributing |
Present | Present continuous | Past | Past continuous |
I would not contribute you would not contribute he would not contribute we would not contribute you would not contribute they would not contribute | I would not be contributing you would not be contributing he would not be contributing we would not be contributing you would not be contributing they would not be contributing | I would not have contributed you would not have contributed he would not have contributed we would not have contributed you would not have contributed they would not have contributed | I would not have been contributing you would not have been contributing he would not have been contributing we would not have been contributing you would not have been contributing they would not have been contributing |
Infinitive | Imperative |
Infinitive | Imperative | ||
to contribute | do not contribute Let's not contribute do not contribute |
Present | Past | ||
contributing | contributed |