26岁初产妇，临产后出现下腹剧痛，烦躁不安，呼叫，下腹拒按，最

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问题单项选择题

26岁初产妇，临产后出现下腹剧痛，烦躁不安，呼叫，下腹拒按，最可能的诊断应是（）。

A．前置胎盘

B．羊水过多

C．胎盘早剥

D．先兆子宫破裂

E．子宫破裂

答案

参考答案：H

填空题

根据下面句子的意思及所给的汉语提示，写出空缺处的单词或词组的正确形式。

1. She was so tired that she fell ____________（睡着的）at her desk.

2. The machine didn't work. Some ____________（工程师）came to help with the mending.

3. He was too busy. He felt he couldn't ____________（抽得出）any more time off work.

4. We did some cleaning and ____________（扔掉）some old things.

5. Don't stand on chairs. Many people ____________（伤着自己）by falling off chairs.

判断题

电能是衡量电源输出或负载消耗的物理量。