Answer:
I am tall
Explanation:
to be verbs are am,is,are,was,were etc.
since it said present tense its either am,is or are.
And if we put am it makes more sense than
I is tall or I are tall.
so,
its <em>I</em><em> </em><em>a</em><em>m</em><em> </em><em>t</em><em>a</em><em>l</em><em>l</em><em>.</em>