Multiple choice

Directions: Fill in the blank(s) with correct tense of the verb from the options given below:

He refused to go till he ____ all the pictures.

  1. have see

  2. has seen

  3. had seen

  4. could seen

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

The past tense 'refused' requires the past perfect 'had seen' for an action that was completed before the refusal. This sequence of past events needs past perfect to establish the correct timeline.