| Simple | Progressive | Perfect | Progressive |
| Present |
| I decompose |
| you decompose |
| he/she/it decomposes |
| we decompose |
| you all decompose |
| they decompose |
|
| I am decomposing |
| you are decomposing |
| he/she/it is decomposing |
| we are decomposing |
| you all are decomposing |
| they are decomposing |
|
| I have decomposed |
| you have decomposed |
| he/she/it has decomposed |
| we have decomposed |
| you all have decomposed |
| they have decomposed |
|
| I have been decomposing |
| you have been decomposing |
| he/she/it has been decomposing |
| we have been decomposing |
| you all have been decomposing |
| they have been decomposing |
|
| Past |
| I decomposed |
| you decomposed |
| he/she/it decomposed |
| we decomposed |
| you all decomposed |
| they decomposed |
|
| I was decomposing |
| you were decomposing |
| he/she/it was decomposing |
| we were decomposing |
| you all were decomposing |
| they were decomposing |
|
| I had decomposed |
| you had decomposed |
| he/she/it had decomposed |
| we had decomposed |
| you all had decomposed |
| they had decomposed |
|
| I had been decomposing |
| you had been decomposing |
| he/she/it had been decomposing |
| we had been decomposing |
| you all had been decomposing |
| they had been decomposing |
|
| Future |
| I will decompose |
| you will decompose |
| he/she/it will decompose |
| we will decompose |
| you all will decompose |
| they will decompose |
|
| I will be decomposing |
| you will be decomposing |
| he/she/it will be decomposing |
| we are decomposing |
| you all will be decomposing |
| they will be decomposing |
|
| I will have decomposed |
| you will have decomposed |
| he/she/it will have decomposed |
| we will have decomposed |
| you all will have decomposed |
| they will have decomposed |
|
| I will have been decomposing |
| you will have been decomposing |
| he/she/it will have been decomposing |
| we will have been decomposing |
| you all will have been decomposing |
| they will have been decomposing |
|
