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