Present perfect 4

EVER?

HAVE/HAS + S + EVER + V PART

NEVER+

S + HAS/ HAVE +NEVER +V PART

STILL

S+ STILL + HASN'T/HAVEN'T +V PART

JUST+

S + HAS/ HAVE +JUST +V PART

ALREADY+

S + HAS/ HAVE +ALREADY +V PART

YET, ?

S + HASN'T / HAVEN'T +V PART + C + YET