Multiple choice

Directions: Fill up the blank with the appropriate modal verb.

He has lost his diamond ring. He _________ dropped it somewhere.

  1. will have

  2. shall have

  3. must have

  4. should have

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

Case of present perfect tense. 'Will have' and 'shall have' are used for future tense. 'Should have' is used for a piece of advice. In cases of certainity like this, we use 'must have'.