Question

Which one of the following statements is true for the base forms of verbs?

A. When the subject of a sentence is singular, add –s to the base form.

B. Add to to the base form to create an adjective.

C. Do not use a base form with plural subjects.

D. Add –ed to irregular base forms to form the past participle

Answer 1

Option A is TRUE.
Ie."When the subject of a sentence is singular, add –s to the base form. "
For example 'run' or 'to run'
this becomes runs for a sungular subject such as 'The boy runs away quickly when he sees the bear'