精选优质文档-倾情为你奉上 高考英语复合句综合练习100题21. _ is known to the world, Chinas LiuXiang became the first Asian in history to win the mens 110m hurdles at the Olympic Games. A. That B. Which C. As D. It2. Living in the Central American desert has its problems, _ obtaining water is not the least. A. of which B. for what C. as D. whose 3. I dont know the reason _ you were