Question

DIALOG 2
A: Where's Mike?
B: I thought he was with you. He hasn't
arrived yet.
A: Strange... he's always so punctual.
Something [i].
B: I don't think so. If something had
happened, he [j] us.
A: Maybe he couldn't.
B: Alright. So let's give him a call and see if
everything's fine.

i.
O must have happened
had happened
should have happened
will happen


j.
will call
should call
would have called
should have called

Answer 1

Resposta:

something must have happened

he would have called us

Explicação: