Pentru a decide care dintre cele doua pronume interogative-relative trebuie folosite, aplică următoarea metodă:
he = who (subiect)
him = whom (complement)
Example:
1. Who/Whom wrote the letter?
He wrote the letter.
În acest caz corect este:
Who wrote the letter?
2. For who/whom should I vote?
Should I vote for him?
În acest caz corect este:
Whom should I vote?
3.We all know who/whom pulled that prank.
He pulled that prank.
În acest caz corect este:
We all know who pulled that prank.
4.We want to know on who/whom the prank was pulled.
The prank was pulled on him.
În acest caz corect este:
We want to know on whom the prank was pulled.