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