较大型的洁净厂房的新风宜采用（）处理系统，以（）。 A.分散，便于不同级别洁净室的调

根据首字母提示完成短文。

     "You are welcome to have (1)d______ with me on Sunday," said John.

     "But I don't know (2)w______ your house is," said Henry.

     "It's easy. You get (3)o______ the bus. Then cross the road, and take the first (4)t______ on the left.

Walk for five (5)m______. Then you'll see a big tree. Take the (6)s______ turning on the right after the tree.

Walk about a hundred metres down this road. There is a big red house. Go (7)p______ the big house about

five hundred metres, and you'll see a small (8)y______ house beside a little tree. Open the door with your

foot."

     "With my foot?" said Henry.

     "Why, yes," said John."Well, you won't (9)c______ to my house empty-handed (空手地), (10)w______

you?"

因介质对管壁的腐蚀而增加的厚度称为（）。

城乡规划行政主管部门对城市规划区内的建设工程是否符合规划要求，是( )检查的。

A．有权
B．无权
C．可以
D．市政府授权后可以

逆流再生固定床细缝隙式中排支管的缝隙为（）mm。

A.0.1~0.2

B.0.2~0.3

C.0.3~0.4

D.0.4~0.5

下列有关苯妥英钠的叙述，不正确的是（）

A.可以抗心律失常

B.可引起齿龈增生

C.可用于治疗三叉神经痛

D.可用于控制癫痫持续状态

E.对失神发作也有效