下面哪些设备未安装灭火系统（）
A.厕所
B.货舱
C.主轮舱
D.厕所和主轮舱
参考答案：C
—Can I go to have a look at your new house?
—Yes, _____! [ ]
A. with pleasure
B.I like it
C.I quite agree
D. certainly
流行性乙型脑炎病变最轻的部位是（）
A.脊髓
B.延髓
C.小脑
D.基底骸
E.大脑皮质
