I contend you contend he contends we contend you contend they contend
Present continuous
I am contending you are contending he is contending we are contending you are contending they are contending
Preterite
I contended you contended he contended we contended you contended they contended
Preterite continuous
I was contending you were contending he was contending we were contending you were contending they were contending
Present perfect
I have contended you have contended he has contended we have contended you have contended they have contended
Present perfect continuous
I have been contending you have been contending he has been contending we have been contending you have been contending they have been contending
Pluperfect
I had contended you had contended he had contended we had contended you had contended they had contended
Pluperfect continuous
I had been contending you had been contending he had been contending we had been contending you had been contending they had been contending
Future
I will contend you will contend he will contend we will contend you will contend they will contend
Future continuous
I will be contending you will be contending he will be contending we will be contending you will be contending they will be contending
Future perfect
I will have contended you will have contended he will have contended we will have contended you will have contended they will have contended
Future perfect continuous
I will have been contending you will have been contending he will have been contending we will have been contending you will have been contending they will have been contending
Conditional
Present
I would contend you would contend he would contend we would contend you would contend they would contend
Present continuous
I would be contending you would be contending he would be contending we would be contending you would be contending they would be contending
Past
I would have contended you would have contended he would have contended we would have contended you would have contended they would have contended
Past continuous
I would have been contending you would have been contending he would have been contending we would have been contending you would have been contending they would have been contending