下列哪种花卉属于宿根花卉（）。
A万寿菊
B百日草
C百合
D菊花
参考答案：D
______ is reported in the newspapers, the war in Libya has come to an end. [ ]
A. It
B. What
C. That
D. As
法兰联接由哪几部分组成？分几大类？
