Question

Complete the following sentence with an appropriate modal verb:
The weather is nice now but it _______ change later.
(It's a possibility, but you are uncertain)

• A. can
• B. will
• C. could
• D. must

Answer 1

Answer: (C)

could

Modal Verbs show us the attitude of the speaker to what is being said or done. The term "modal" means expressing mood and mood is a way to express the attitude of the speaker

Option C is correct because it expresses an uncertain possibility.

Whereas option A expresses certain ability;

option B suggests certainty in performing an act in future;

option D expresses extreme obligation.