English verb conjugation
TO CATALYSE
Regular verb: catalyse - catalysed - catalysed
Present | Present continuous | Preterite | Preterite continuous |
| don't I catalyse? don't you catalyse? doesn't he catalyse? don't we catalyse? don't you catalyse? don't they catalyse? | am I not catalysing? aren't you catalysing? isn't he catalysing? aren't we catalysing? aren't you catalysing? aren't they catalysing? | didn't I catalyse? didn't you catalyse? didn't he catalyse? didn't we catalyse? didn't you catalyse? didn't they catalyse? | wasn't I catalysing? weren't you catalysing? wasn't he catalysing? weren't we catalysing? weren't you catalysing? weren't they catalysing? |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| haven't I catalysed? haven't you catalysed? hasn't he catalysed? haven't we catalysed? haven't you catalysed? haven't they catalysed? | haven't I been catalysing? haven't you been catalysing? hasn't he been catalysing? haven't we been catalysing? haven't you been catalysing? haven't they been catalysing? | hadn't I catalysed? hadn't you catalysed? hadn't he catalysed? hadn't we catalysed? hadn't you catalysed? hadn't they catalysed? | hadn't I been catalysing? hadn't you been catalysing? hadn't he been catalysing? hadn't we been catalysing? hadn't you been catalysing? hadn't they been catalysing? |
Future | Future continuous | Future perfect | Future perfect continuous |
| won't I catalyse? won't you catalyse? won't he catalyse? won't we catalyse? won't you catalyse? won't they catalyse? | won't I be catalysing? won't you be catalysing? won't he be catalysing? won't we be catalysing? won't you be catalysing? won't they be catalysing? | won't I have catalysed? won't you have catalysed? won't he have catalysed? won't we have catalysed? won't you have catalysed? won't they have catalysed? | won't I have been catalysing? won't you have been catalysing? won't he have been catalysing? won't we have been catalysing? won't you have been catalysing? won't they have been catalysing? |
Present | Present continuous | Past | Past continuous |
| wouldn't I catalyse? wouldn't you catalyse? wouldn't he catalyse? wouldn't we catalyse? wouldn't you catalyse? wouldn't they catalyse? | wouldn't I be catalysing? wouldn't you be catalysing? wouldn't he be catalysing? wouldn't we be catalysing? wouldn't you be catalysing? wouldn't they be catalysing? | wouldn't I have catalysed? wouldn't you have catalysed? wouldn't he have catalysed? wouldn't we have catalysed? wouldn't you have catalysed? wouldn't they have catalysed? | wouldn't I have been catalysing? wouldn't you have been catalysing? wouldn't he have been catalysing? wouldn't we have been catalysing? wouldn't you have been catalysing? wouldn't they have been catalysing? |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to catalyse | - - - |
Present | Past | ||
| catalysing | catalysed |