His father is a teacher and his mother is a teacher ______. .

A．as well

B．either

C．also

D．too

下述氨苄西林的特点不正确的是

A．耐酸、口服可吸收
B．脑膜炎时脑脊液中浓度较高
C．对革兰阴性菌有较强抗菌作用
D．对耐药金黄色葡萄球菌有效
E．对铜绿假单胞菌无效