a lot of -----(move) out of the mountains in the past twenty yearsa lot of people-----(move) out of the mountains in the past twenty years
问题描述:
a lot of -----(move) out of the mountains in the past twenty years
a lot of people-----(move) out of the mountains in the past twenty years
答
a lot of -movement ----(move) out of the mountains in the past twenty years
has moved...不能改了,你提问不采纳