以下关于《建设工程勘察设计管理条例》中资质资格管理错误的说法是( )。A．(A)

瓷粉烧结的收缩率为（）

A.5％～10％

B.15％～20％

C.35％～40％

D.45％～50％

E.70％～80％

关于下图装置的叙述，正确的是

A．铝是负极，铝片上析出无色气体

B．石墨是负极，石墨棒上析出黄绿色气体

C．溶液中两电极间产生白色沉淀

D．溶液中先产生白色沉淀，最后沉淀溶解

分离性感觉障碍最容易出现于（）

A.横贯性脊髓炎

B.周围神经炎

C.脊神经根炎

D.脊髓空洞症

E.脊膜瘤

将下列句子改成否定句和一般疑问句。

1. Mary is having supper now.

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2. David has many good friends.

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3. Lucy and Kate are in the bedroom.

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4. Sally's parents have a big house.

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5. The boy is very happy today.

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6. They like the park very much.

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7. They work very hard on weekdays..

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8. Jim cleans his room every day

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化脓性脑膜炎的脑脊液改变( )

A．白细胞数5×10⁶/L，淋巴细胞为主，蛋白0.4g/L，糖3.2mmol/L
B．白细胞数50×10⁶/L，淋巴细胞为主，蛋白0.6g/L，糖1.5mmol/L
C．白细胞数1800×10⁶/L，中性粒细胞为主，蛋白0.8g/L，糖1.8mmol/L
D．白细胞数50×10⁶/L，淋巴细胞为主，蛋白0.8g/L，糖3.5mmol/L
E．白细胞数5×10⁶/L，淋巴细胞为主，蛋白0.3g/L，糖2.5mmol/L