| Simple | Progressive | Perfect | Progressive |
| Present |
| I concatenate |
| you concatenate |
| he/she/it concatenates |
| we concatenate |
| you all concatenate |
| they concatenate |
|
| I am concatenating |
| you are concatenating |
| he/she/it is concatenating |
| we are concatenating |
| you all are concatenating |
| they are concatenating |
|
| I have concatenated |
| you have concatenated |
| he/she/it has concatenated |
| we have concatenated |
| you all have concatenated |
| they have concatenated |
|
| I have been concatenating |
| you have been concatenating |
| he/she/it has been concatenating |
| we have been concatenating |
| you all have been concatenating |
| they have been concatenating |
|
| Past |
| I concatenated |
| you concatenated |
| he/she/it concatenated |
| we concatenated |
| you all concatenated |
| they concatenated |
|
| I was concatenating |
| you were concatenating |
| he/she/it was concatenating |
| we were concatenating |
| you all were concatenating |
| they were concatenating |
|
| I had concatenated |
| you had concatenated |
| he/she/it had concatenated |
| we had concatenated |
| you all had concatenated |
| they had concatenated |
|
| I had been concatenating |
| you had been concatenating |
| he/she/it had been concatenating |
| we had been concatenating |
| you all had been concatenating |
| they had been concatenating |
|
| Future |
| I will concatenate |
| you will concatenate |
| he/she/it will concatenate |
| we will concatenate |
| you all will concatenate |
| they will concatenate |
|
| I will be concatenating |
| you will be concatenating |
| he/she/it will be concatenating |
| we are concatenating |
| you all will be concatenating |
| they will be concatenating |
|
| I will have concatenated |
| you will have concatenated |
| he/she/it will have concatenated |
| we will have concatenated |
| you all will have concatenated |
| they will have concatenated |
|
| I will have been concatenating |
| you will have been concatenating |
| he/she/it will have been concatenating |
| we will have been concatenating |
| you all will have been concatenating |
| they will have been concatenating |
|
