English verb conjugation
TO STRENGTHEN
Regular verb: strengthen - strengthened - strengthened
Present | Present continuous | Preterite | Preterite continuous |
| do I strengthen? do you strengthen? does he strengthen? do we strengthen? do you strengthen? do they strengthen? | am I strengthening? are you strengthening? is he strengthening? are we strengthening? are you strengthening? are they strengthening? | did I strengthen? did you strengthen? did he strengthen? did we strengthen? did you strengthen? did they strengthen? | was I strengthening? were you strengthening? was he strengthening? were we strengthening? were you strengthening? were they strengthening? |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
| have I strengthened? have you strengthened? has he strengthened? have we strengthened? have you strengthened? have they strengthened? | have I been strengthening? have you been strengthening? has he been strengthening? have we been strengthening? have you been strengthening? have they been strengthening? | had I strengthened? had you strengthened? had he strengthened? had we strengthened? had you strengthened? had they strengthened? | had I been strengthening? had you been strengthening? had he been strengthening? had we been strengthening? had you been strengthening? had they been strengthening? |
Future | Future continuous | Future perfect | Future perfect continuous |
| will I strengthen? will you strengthen? will he strengthen? will we strengthen? will you strengthen? will they strengthen? | will I be strengthening? will you be strengthening? will he be strengthening? will we be strengthening? will you be strengthening? will they be strengthening? | will I have strengthened? will you have strengthened? will he have strengthened? will we have strengthened? will you have strengthened? will they have strengthened? | will I have been strengthening? will you have been strengthening? will he have been strengthening? will we have been strengthening? will you have been strengthening? will they have been strengthening? |
Present | Present continuous | Past | Past continuous |
| would I strengthen? would you strengthen? would he strengthen? would we strengthen? would you strengthen? would they strengthen? | would I be strengthening? would you be strengthening? would he be strengthening? would we be strengthening? would you be strengthening? would they be strengthening? | would I have strengthened? would you have strengthened? would he have strengthened? would we have strengthened? would you have strengthened? would they have strengthened? | would I have been strengthening? would you have been strengthening? would he have been strengthening? would we have been strengthening? would you have been strengthening? would they have been strengthening? |
Infinitive | Imperative |
Infinitive | Imperative | ||
| to strengthen | - - - |
Present | Past | ||
| strengthening | strengthened |