have you ever been to qingdao yes and i ___ [stay] there for half a month 这里能不能用have stayed
问题描述：
have you ever been to qingdao yes and i ___ [stay] there for half a month 这里能不能用have stayed
答
不能.
have stayed表明他应经在那里住了半个月
但联系实际语境,他现在已经不住在青岛了,他只是过去在那里住了半个月