TOEFL · English · Word Class — Odd One Out

Exercise and reference answers

Questions

1. Items

   1. Quickly
   2. Smooth
   3. Smoothly
   4. Carefully

   Reason

   'Smooth' is an adjective; the others are adverbs.

   Odd item

   Smooth

2. Items

   1. Decision
   2. Choice
   3. Decide
   4. Selection

   Reason

   'Decide' is a verb; the others are nouns.

   Odd item

   Decide

3. Items

   1. Above
   2. Below
   3. Beside
   4. Slowly

   Reason

   'Slowly' is an adverb; the others are prepositions of place.

   Odd item

   Slowly

4. Items

   1. Difficulty
   2. Difficult
   3. Easy
   4. Hard

   Reason

   'Difficulty' is a noun; the others are adjectives.

   Odd item

   Difficulty

Instructions

Tap the word whose word class is different.