严重创伤后，血压降低，脉搏细速，面色苍白，诊断为休克。治疗时_爱下问搜题

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问题单项选择题

严重创伤后，血压降低，脉搏细速，面色苍白，诊断为休克。治疗时重点应注意

A．及时扩充血容量

B．及时使用甘露醇

C．药物对各脏器的毒性

D．避免使用血管收缩药

E．急性肾功能衰竭的发生

答案

参考答案：A

填空题

先阅读短文，掌握其大意。然后从方框中所给的词中选出恰当的10个，并用其适当形式填空，
每个词限用一次。

get, other, all, listen, you, only, interest, example, good, hear, work, and

Students learn their lessons in class. They sit in the classroom 1.______to the teacher. This is a way of
learning. Is this the 2._______way for students to learn? Of course not. There is another way to learn. That's
students can learn by themselves. For 3.______, if you can't remember something, you look at your book to
4._____the answer.
How to teach 5.________? First, read something you are 6._______ in. Second, ask yourself questions. A
clever student is usually 7._______at asking questions. Third, answer the questions by 8._____hard. And
sometimes asking 9._______people is useful. If you keep doing 10._______these for a long time. You're sure
to have great success in your study.

填空题

用接在50Hz交流电源上的打点计时器测定小车的运动情况．如图所示是实验得到的纸带．则小车的加速度和打点1时的瞬时速度的大小分别是a=______ m/s² 和 v₁=______m/s