I engineer you engineer he engineers we engineer you engineer they engineer
Present continuous
I am engineering you are engineering he is engineering we are engineering you are engineering they are engineering
Preterite
I engineered you engineered he engineered we engineered you engineered they engineered
Preterite continuous
I was engineering you were engineering he was engineering we were engineering you were engineering they were engineering
Present perfect
I have engineered you have engineered he has engineered we have engineered you have engineered they have engineered
Present perfect continuous
I have been engineering you have been engineering he has been engineering we have been engineering you have been engineering they have been engineering
Pluperfect
I had engineered you had engineered he had engineered we had engineered you had engineered they had engineered
Pluperfect continuous
I had been engineering you had been engineering he had been engineering we had been engineering you had been engineering they had been engineering
Future
I will engineer you will engineer he will engineer we will engineer you will engineer they will engineer
Future continuous
I will be engineering you will be engineering he will be engineering we will be engineering you will be engineering they will be engineering
Future perfect
I will have engineered you will have engineered he will have engineered we will have engineered you will have engineered they will have engineered
Future perfect continuous
I will have been engineering you will have been engineering he will have been engineering we will have been engineering you will have been engineering they will have been engineering
Conditional
Present
I would engineer you would engineer he would engineer we would engineer you would engineer they would engineer
Present continuous
I would be engineering you would be engineering he would be engineering we would be engineering you would be engineering they would be engineering
Past
I would have engineered you would have engineered he would have engineered we would have engineered you would have engineered they would have engineered
Past continuous
I would have been engineering you would have been engineering he would have been engineering we would have been engineering you would have been engineering they would have been engineering