Question

mam is not at home.she _____ be shopping. I suppose...fill the modal​

Answer 1

Answer:

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.

The sentence requires modal verb which expresses an ability to try the trousers on

Therefore Option A is the correct answer as it expresses ability.

Whereas option B expresses certainty in future actions;

option D expresses uncertainty in future actions;

option C expresses the same as option B.