题目

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Dear Boris,【1】After I had spent a week with my English family, I slowly began to understand their English a little better. 【2】Students in my group are from different cities of Britain and their dialects are different too! Some of their accents are quite strong and they also have their own words and expressions. 【3】Before I came to England I had thought that fish and chips were eaten every day. That’s quite wrong! I get rather annoyed now when I hear all the fx=log214，y=212，z=7-2，则x，y，z间的大小关系为 ．