havebeeninhavegonetoHe__________NewYorkforaweek.hasbeenin还是hasgoneto后面有接foraweek..感觉是hasbeenin...不过还是来问一下为什么.

　　havebeeninhavegoneto

　　He__________NewYorkforaweek.

　　hasbeenin还是hasgoneto

　　后面有接foraweek..感觉是hasbeenin...

　　不过还是来问一下为什么.