英语改错题1.Everything which we saw in that island country was of great interest.
问题描述：
英语改错题1.Everything which we saw in that island country was of great interest.
2.He is the only one of the students who have been invited to the summer camp.
答
1.Everything 【that】 we saw in that island country was of great interest.2.He is the only one of the students who 【has】 been invited to the summer camp.【欢迎追问,】