Multiple choice

Directions: Fill in the blank with the appropriate word/phrase.

The boy you met yesterday is in grade _______.

  1. ninth

  2. the ninth

  3. nine

  4. of nine

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

When the word 'grade' precedes the number, we use the cardinal number (one, two, nine). If we were using the ordinal number, we would say 'the ninth grade'. Therefore, 'grade nine' is the correct idiomatic expression here.