| 
Present
I assume you assume he/she/it assumes we assume you assume they assume | 
Present continuous
I am assuming you are assuming he/she/it is assuming we are assuming you are assuming they are assuming | 
| 
Preterit
I assumed you assumed he/she/it assumed we assumed you assumed they assumed | 
Preterit continuous
I was assuming you were assuming he/she/it was assuming we were assuming you were assuming they were assuming | 
| 
Present perfect
I have assumed you have assumed he/she/it has assumed we have assumed you have assumed they have assumed | 
Present perfect continuous
I have been assuming you have been assuming he/she/it has been assuming we have been assuming you have been assuming they have been assuming | 
| 
Pluperfect
I had assumed you had assumed he/she/it had assumed we had assumed you had assumed they had assumed | 
Pluperfect continuous
I had been assuming you had been assuming he/she/it had been assuming we had been assuming you had been assuming they had been assuming | 
| 
Future
I will assume you will assume he/she/it will assume we will assume you will assume they will assume | 
Future continuous
I will be assuming you will be assuming he/she/it will be assuming we will be assuming you will be assuming they will be assuming | 
| 
Future perfect
I will have assumed you will have assumed he/she/it will have assumed we will have assumed you will have assumed they will have assumed | 
Future perfect continuous
I will have been assuming you will have been assuming he/she/it will have been assuming we will have been assuming you will have been assuming they will have been assuming |