JAMB - English Language (2016 - No. 44)
For these questions, choose the option that best complete the gap(s)
The officer ....that he was not supposed to talk to the press on the matter
could have known
shall know
should have known
will know
Vysvetlenie
Use "I should have known ___" to talk about something that you made a mistake about, but now you think that the correct answer is obvious.