以下寄生虫中（）只出现在草鱼肠道里，属于专性寄生虫
A.肠袋虫
B.鲩内变形虫
C.隐鞭虫
D.黏孢子虫
参考答案：B
Will was lying on the grass, _______the sky thick with stars.
A．his eyes fixing on
B．fixed his eyes on
C．his eyes were fixed on
D．his eyes fixed on
施工项目的安全检查应由( )组织定期进行。
A．承包方
B．业主
C．监理工程师代表
D．项目经理
