do I vary? do you vary? does she vary? do we vary? do you vary? do they vary?
Present continuous
am I varying? are you varying? is she varying? are we varying? are you varying? are they varying?
Preterite
did I vary? did you vary? did she vary? did we vary? did you vary? did they vary?
Preterite continuous
was I varying? were you varying? was she varying? were we varying? were you varying? were they varying?
Present perfect
have I varied? have you varied? has she varied? have we varied? have you varied? have they varied?
Present perfect continuous
have I been varying? have you been varying? has she been varying? have we been varying? have you been varying? have they been varying?
Pluperfect
had I varied? had you varied? had she varied? had we varied? had you varied? had they varied?
Pluperfect continuous
had I been varying? had you been varying? had she been varying? had we been varying? had you been varying? had they been varying?
Future
will I vary? will you vary? will she vary? will we vary? will you vary? will they vary?
Future continuous
will I be varying? will you be varying? will she be varying? will we be varying? will you be varying? will they be varying?
Future perfect
will I have varied? will you have varied? will she have varied? will we have varied? will you have varied? will they have varied?
Future perfect continuous
will I have been varying? will you have been varying? will she have been varying? will we have been varying? will you have been varying? will they have been varying?
Conditional
Present
would I vary? would you vary? would she vary? would we vary? would you vary? would they vary?
Present continuous
would I be varying? would you be varying? would she be varying? would we be varying? would you be varying? would they be varying?
Past
would I have varied? would you have varied? would she have varied? would we have varied? would you have varied? would they have varied?
Past continuous
would I have been varying? would you have been varying? would she have been varying? would we have been varying? would you have been varying? would they have been varying?