Great changes have taken place in our city in the past ten years. Everything ______comes into sight is so new to me.
A:that
B:which
C:who
D:whom
图中信封上的收信人地址表示的区域有几级?( )
洞里萨湖是东南亚最大的淡水湖,通过洞里萨河与湄公河相连,洞里萨河的流向随季节变化发生改变。读下图,回答下列各题。