Question

I purchased a new watch. (Rewrite the sentence using the simple future tense of the underlined verb)​

Answer 1

The given sentence is in Simple Present tense. 'Requires' is a simple present tense verb that states a general truth.

When changing the tense of the sentence, the verb form will be changed. The Simple Future verb form is: will require.

Hence the answer is:

This will require an exercise of will.

Answer 2

Answer:

I will purchase a new watch