Question

The students promised __________ their homework. do done to do did

Answer 1

The students promised to do their homework.

Answer 2

The correct answer is "to do."

In this sentence, the word "promised" indicates that the students made a commitment or agreement to complete their homework. The word "to" is used to indicate purpose or intention. Therefore, "to do" is the correct phrase to use in this context.

Here is an example of how the sentence would look with the correct answer:

The students promised to do their homework.

This means that the students made a promise or commitment to complete their homework.