根据《水利水电工程设计防火规范》（SDJ278-1990），安全疏散用的门、走道和楼梯应符合以下要求（）。

A.门净宽不应小于0.9m，并应向疏散反方向开启

B.走道净宽不应小于1.2m

C.楼梯净宽不应小于1.1m，坡度不应大于45°

D.主厂房、泵房机组段之间的楼梯净宽不宜小于0.8m

A. Someone from the maintenance office will fix the faucet.
B. Tom will phone the maintenance office for you.
C. I will get up early and have the faucet repaired for you.
D. I will ask Tom to repair the faucet in the washroom.