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