几道单选题(写出原因,)1.You don't have to describe her.I _______ her s

几道单选题(写出原因,)
1.You don't have to describe her.I _______ her several times.
A.had met B.have met C.met D.meet
2.-Mum,may I go out to play football?
-__________you ___________ your homework yet?
A.Have;finished B.Do;finish C.Are;finishing D.Did;fish
3.The police_______ for that man_______five hours ago.
A.have waited,for B.has waited,since C.has waited,for D.have waited,since