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