| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | lead up | lead up | leads up | lead up | lead up | lead up |
| Present continuous | am leading up | are leading up | is leading up | are leading up | are leading up | are leading up |
| Simple past | led up | led up | led up | led up | led up | led up |
| Past continuous | was leading up | were leading up | was leading up | were leading up | were leading up | were leading up |
| Simple future | will lead up | will lead up | will lead up | will lead up | will lead up | will lead up |
| Future continuous | will be leading up | will be leading up | will be leading up | will be leading up | will be leading up | will be leading up |
| Present perfect | have led up | have led up | has led up | have led up | have led up | have led up |
| Present perfect continuous | have been leading up | have been leading up | has been leading up | have been leading up | have been leading up | have been leading up |
| Present continuous | am leading up | are leading up | is leading up | are leading up | are leading up | are leading up |
| Past perfect | had led up | had led up | had led up | had led up | had led up | had led up |
| Past perfect continuous | had been leading up | had been leading up | had been leading up | had been leading up | had been leading up | had been leading up |
| Future perfect | will have led up | will have led up | will have led up | will have led up | will have led up | will have led up |
| Future perfect continuous | will have been leading up | will have been leading up | will have been leading up | will have been leading up | will have been leading up | will have been leading up |
| sg1st | sg2nd | sg3rd | pl1st | pl2nd | pl3rd | |
|---|---|---|---|---|---|---|
| Simple present | don't lead up | don't lead up | doesn't lead up | don't lead up | don't lead up | don't lead up |
| Present continuous | am not leading up | are not leading up | is not leading up | are not leading up | are not leading up | are not leading up |
| Simple past | didn't lead up | didn't lead up | didn't lead up | didn't lead up | didn't lead up | didn't lead up |
| Past continuous | was not leading up | were not leading up | was not leading up | were not leading up | were not leading up | were not leading up |
| Simple future | won't lead up | won't lead up | won't lead up | won't lead up | won't lead up | won't lead up |
| Future continuous | will not be leading up | will not be leading up | will not be leading up | will not be leading up | will not be leading up | will not be leading up |
| Present perfect | have not led up | have not led up | has not led up | have not led up | have not led up | have not led up |
| Present perfect continuous | have not been leading up | have not been leading up | has not been leading up | have not been leading up | have not been leading up | have not been leading up |
| Present continuous | am not leading up | are not leading up | is not leading up | are not leading up | are not leading up | are not leading up |
| Past perfect | had not led up | had not led up | had not led up | had not led up | had not led up | had not led up |
| Past perfect continuous | had not been leading up | had not been leading up | had not been leading up | had not been leading up | had not been leading up | had not been leading up |
| Future perfect | will have not led up | will have not led up | will have not led up | will have not led up | will have not led up | will have not led up |
| Future perfect continuous | will have not been leading up | will have not been leading up | will have not been leading up | will have not been leading up | will have not been leading up | will have not been leading up |