a: where _______ live, anna?

b: in an apartment on green street.

a: how long ________ there?

b: only for, um, ... three months. yes, since june.

a: and why ________ move?

b: well, we wanted to live near the park.밑줄 친 빈칸에 어떤 시제의 어떤 동사가 들어가면 좋을까요?ㅠㅠ