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