WAEC - English Language (2001 - No. 73)

From the words or group of words lettered A to D, choose the word or group of words that best completes each of the following sentences.

The officer.............that he was not supposed to talk to the press on the matter.

will know

shall know

could have known

should have known

The sentence would read: "The officer should have known that he was not supposed to talk to the press on the matter."

It shows that the officer was expected to know, but perhaps did not, which conveys a sense of responsibility or obligation.