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