Multiple choice

Directions In the given question, a part of the sentence is underlined. Below are given three alternatives for the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is needed, mark your answer as (4)

The watchman was on alert all night

  1. was on the alert

  2. was off the alert

  3. was alert

  4. No improvement

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

 The verb 'alert' does not necessarily require a preposition.