Question

Как строится презент перфект?

Answer 1

Jane has not known me since she was 12. 
Ann has never known me since 2001.
Подлежащее + HAVE (HAS) + NOT (или отрицательное наречие) + 3-ья форма глагола.

Answer 2

+subject+have/has+verb3/Ved

-subject+haven*t/hasen*t+verb3/Ved

?(Wh+)have/has+subject+verb3/Ved

ever,never,since 2007,lately,for2years,just,yet,already,recently,so far