Multiple choice

Directions: Fill in the blank with appropriate word from the given options. One should be ________ in class.

  1. attentive

  2. attention

  3. serious

  4. casual

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

 We pay 'attention' to something. We are serious towards something. Casual does not agree with the meaning of the sentence. The correct word is 'attentive'(an adjective that describes the condition of the student).