Explain the question clearly and it can be any of the tenses.
1. call/you
He has two brothers. Which one __________________________ last night?
2. accompany/you
I hear that you're going to Italy. Who _______________________________ ?
3. she/go
Ms Lai isn't at her desk. Where ___________________________________ ?
4. happen/to/him
Tom had a black eye. What ______________________________________ ?