First you will read a sentence with a blank.
Despite having four years of experience in software programming, Mr. Jones hadn't used a word processing program __________.
Next you will read four choices. Choose the word or phrase that best fits into the blank.
A) prior
B) advanced
C) previous
D) before
Explanation 1:
Choices A is an adjective.(I have a prior engagement.)
Choice B is a verb.(I advanced the money to her.)
Choice C is an adjective.(That was my previous job.)
The correct answer is D. The sentence requires an adverb.