问题描述：
A difficult English question!
I want to do some sightseeing this summer.（改为同义句）
I _____ ______ to ______ ______ this summer.
I want to do some sightseeing this summer.（改为同义句）
I _____ ______ to ______ ______ this summer.
问题解答：
我来补答展开全文阅读