I wish ican travel in space one day 改错
问题描述：
I wish ican travel in space one day 改错
答
I wish I could travel in space some day.
答
I wish i can travel in space some day .
答
can改为could wish +宾语从句（虚拟语气）
I wish i remembered her address.(现在）
I wish i had bought it.（过去）
I wish i could come again.（将来）
答
can>could。wish后从句要虚拟