do I haven? do you haven? does he haven? do we haven? do you haven? do they haven?
Present continuous
am I havening? are you havening? is he havening? are we havening? are you havening? are they havening?
Preterite
did I haven? did you haven? did he haven? did we haven? did you haven? did they haven?
Preterite continuous
was I havening? were you havening? was he havening? were we havening? were you havening? were they havening?
Present perfect
have I havened? have you havened? has he havened? have we havened? have you havened? have they havened?
Present perfect continuous
have I been havening? have you been havening? has he been havening? have we been havening? have you been havening? have they been havening?
Pluperfect
had I havened? had you havened? had he havened? had we havened? had you havened? had they havened?
Pluperfect continuous
had I been havening? had you been havening? had he been havening? had we been havening? had you been havening? had they been havening?
Future
will I haven? will you haven? will he haven? will we haven? will you haven? will they haven?
Future continuous
will I be havening? will you be havening? will he be havening? will we be havening? will you be havening? will they be havening?
Future perfect
will I have havened? will you have havened? will he have havened? will we have havened? will you have havened? will they have havened?
Future perfect continuous
will I have been havening? will you have been havening? will he have been havening? will we have been havening? will you have been havening? will they have been havening?
Conditional
Present
would I haven? would you haven? would he haven? would we haven? would you haven? would they haven?
Present continuous
would I be havening? would you be havening? would he be havening? would we be havening? would you be havening? would they be havening?
Past
would I have havened? would you have havened? would he have havened? would we have havened? would you have havened? would they have havened?
Past continuous
would I have been havening? would you have been havening? would he have been havening? would we have been havening? would you have been havening? would they have been havening?