股份有限公司股东大会由谁组成？
参考答案：全体股东。
A shroud is（）.
A.any wire running fore-and-aft on a ship
B.any wire with a fiber core
C.a heavy wire extending from the trunk of the mast to the head of the boom
D.a heavy wire extending from the mast，atwartships to the deck，to support the mast
已知[*]是[*]的极值点，则a=______.
