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