下列对胰岛素作用的叙述，错误的是A．促进葡萄糖转变为脂肪酸B．促进糖的储存和利用C．

用所给动词的适当形式填空。

1. Look out! The car is _____________ (come).

2. The horse is _____________ (run) very fast.

3. He often _____________ (go) to school on foot.

4. I can _____________ (dance) and sing.

5. He didn't _____________ (finish) homework.

6. He _____________ (may) be our new teacher.

7. Frogs _____________ (catch) mosquitoes (蚊子) now.

8. Tom _____________ (write) to his parents every month.

9. I'm going _____________ (fly) a kite in the playground.

10. Sometimes she _____________ (go shop) with her mother.

若∠A和∠B互余，∠B和∠C互余，则∠A=∠C，其依据是[ ]

A．同角的补角相等

B．同角的余角相等

C．等角的余角相等

D．对顶角相等

钻井液柱压力过低的原因有（）。

A、循环时钻井液上返；

B、钻井液混油、大雨稀释等

C、地层流体入井

D、加重材料沉降；

E、钻遇异常高压地层

在我国，中 * * 党是执政党，其政策、方针和路线具有法律上的直接效力。

男，70岁，晨起时出现头晕、右侧肢体无力，约半小时后症状完全消失。头颅CT检查正常。临床诊断为（）

A.脑血栓形成

B.短暂性脑缺血发作

C.脑出血

D.脑栓塞

E.蛛网膜下隙出血