Выделите сказуемое определите его видо временную форму и укажите инфинитив usually tom sleeps well,but last night he slept badly. when did you write your composition?

Usually Tom sleeps well,but last night he slept badly.
to sleep - sleeps (Present Simple); slept (Past Simple)

When did you write your composition?
to write - did ... write (past Simple)

Usually Tom sleeps well,but last night he slept badly.
1. Present simple
2. Past simple

When did you write your composition?
1. Past Simple