Question

we should have looked the door behind us i(n voice)

Answer 1

$\bold{YOUR\:ANSWER}$

The door behind us should have been locked by us.

$<marquee>HOPE IT HELPS </marquee>$

Answer 2

hey mate the door behind us should have been looked by us

may it helps you

pls mark my answer as brainliest and follow follow me if it helps