rumus past simple dan past continuous

simple past: s+verb 2
past cont: s+was/were+verb ing

past simple => s+kk2+o/c(+)
s+did not+kk1+o/c(-)
did+s+kk1+o/c(?)
past continous => s+tobe(was/were)+kk1+ing+o/c (+)
s+tobe(was/were)+not+kk1+ing+o/c (-)
tobe(was/were)+s+kk1+ing+o/c (?)