19世纪中期以前，西方的科学家认为宇宙中有一种物质是弥漫在世界上，无所不在的。受其影响，19世纪90年代，谭嗣同撰写了《仁学》，把仁作为世界的本质，说仁统万物，仁统宇宙，仁就是世界的本体。由此可见，维新派思想的突出特点是（     ）

— Jim took          one-hour ride just now. What a short time he spent finishing such a long way!
— He is           experienced rider.

   There is a new shopping mall(商场) near my school. It is very big. There are five floors（层） of shops and each floor is very big. There are lots of clothes shops, but only one sports shop. There are lots of restaurants（饭馆） on the top（顶部的） floor, you can eat different kinds of food from different countries（国家）. I like going to see a movie. The mall is a really good place to go. It is a good place to meet friends.

下图为我国古代朝代更替示意图的某一片断。图中①②③代表的朝代分别是（    ）