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问题 单项选择题

初产妇孕38周，先兆子痫患者，无诱因突发下腹部疼痛， * * 少量出血，贫血貌，子宫硬有压痛，胎位胎心不清，最恰当的处理为

A．人工破膜
B．胎头吸引
C．催产素引产
D．立即剖宫产
E．胎心电子监护

答案

参考答案：D

问答题 简答题

压电式传感器的前置放大器的作用是什么？电压式与电荷式前置放大器各有何特点？
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句型转换

按要求改写下列句子。

1. Lily watered the flowers this morning.  (用at 6:00 this morning改写)

    Lily _____ _____ the flowers at 6:00 this morning.

2. We should look after the encouraged animals.  (改为同义句)

    We should _____ _____  the encouraged animals.

3. They feed the tigers twice a day.(就画线部分提问)

    _____ _____ do they feed the tigers?

4. We should clean the zoo as often as we can.  (改为被动语态)

    The zoo_____ _____ _____ by us as often as we can.

5. We are for building a primary school in the village.  (改为同义句)

    We _____ _____ build a primary school in the village.
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