Multiple choice

Directions: Supply the most appropriate word after the verb (in bold italics) in the following sentence so that the combination of the verb and the supplied word becomes a proper phrasal verb.

The government finds it very difficult to crack _____ on the corruption prevalent in its offices.

  1. up

  2. off

  3. over

  4. down

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Crack down means to prevent an illegal activity.