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