I started school when I was five years old. I _______ a student for seventeen years now.

I started school when I was five years old. I _ a student for seventeen years now.

A. Have been

B. Am to be

C. Am

D. Am being

Jawaban: A

For seventeen years now adalah keterangan waktu yang digunakan untuk Present Perfect atau Present Perfect Continuous Tense. Karena yang dibutuhkan to be maka jawabannya adalah have been.