巴戟的应付规格是（）
A.巴戟肉
B.巴戟天
C.炙巴戟
D.炙巴戟天
E.盐巴戟
参考答案：D
Dogs are kept to ______ the houses from thieves at night.
A．guard
B．defend
C．protect
D．prevent
运行中调节凝汽器循环水量的方法？
