WAEC - English Language (2014 - No. 103)
From the words or group of words lettered A to D, choose the word or group of words that best completes the sentence.
The man tried to cash in ........ the boy's ignorance.
The man tried to cash in ........ the boy's ignorance.
by
at
on
with
Giải thích
The man tried to cash in on the boy's ignorance.
Cash in on; means take advantage of or exploit (a situation).