选A
(The island is)once considerd a difficult and even dangerous place to visit,the island is now a friendly place.
括号里是省略的内容
"这个岛过去被认为是一个艰难而且危险拜访的地方,现在它很容易就能去了"
选A
(The island is)once considerd a difficult and even dangerous place to visit,the island is now a friendly place.
括号里是省略的内容
"这个岛过去被认为是一个艰难而且危险拜访的地方,现在它很容易就能去了"