Multiple choice

Directions: Fill in the blank with the most suitable preposition.

The soup lacks _____ salt.

  1. in

  2. by

  3. into

  4. None of these

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

The verb 'lack' is transitive and takes a direct object without a preposition. We say something 'lacks salt' not 'lacks in salt' or 'lacks by salt'. The options provided all insert an unnecessary preposition.