急性胰腺炎患者出现休克则表示（） A.血容量不足 B.继发细菌感染 C.胰腺出血坏死

放大镜下的图形和原来的图形（ ）相似图形. 哈哈镜中的图形和原来的图形（      ）相似图形(填  是，不是).

阅读下面对话，掌握其大意，并根据所给首字母的提示，在标有题号的横线上写出一个英语单词

的完整、正确形式，使对话通顺。

M: Would you please tell me what you were doing when the accident happened and what you saw?

W: Yes, I was (1)d______ home from work. It was about 5:15, and there was a blue car in front of me.

     We were both driving along Harbor Road (2)w______ a small white Ford suddenly shot out of the side

     road. It shot right in front of the blue car. The driver tried to stop, but it was impossible. He (3)r______

     into the white Ford.

M: What's the (4)s______ of the car in front of you when the accident happened?

W: You mean the blue car? Well, thirty miles an hour. Of course no (5)m______ than that.

M: And the white Ford shot out without any warning (警告)?

W: Yes, that's right.

M: How can you make (6)s______ that the blue car was only doing thirty?

W: Because I was only doing thirty, and the blue car wasn't going any (7)f______ than I was.

M: Are you sure of that? Absolutely positive (肯定)?

W: Yes, I (8)a______. I'm positive.

M: How can you be so positive? Were you looking at your speed-metre when the accident happened?

W: Of course not. I was looking at the road ahead. That's how I managed to see the accident.

M: Well, if you were not looking at your speed-metre, how can you (9)p______ be sure how fast you were

     going?

W: Because I never go faster than 30 on that road, or it's (10)a______ law

下列各句中，划线的成语使用恰当的一项是[ ]

A．项羽被困垓下，兵少食尽，外面汉兵层层包围，其处境之危险真是如履薄冰，想起“西楚霸王”之威名，让人不禁感慨万千。

B．国家体操队的几位小将在世界锦标赛上表现出色，被誉为中国体操的明日黄花。

C．新产品的试验已经到了极其关键的时刻，希望大家同心协力，做好准备，功败垂成就在此一举了。

D．国家工商总局商标局发文裁定：长虹并未对竞争对手厦华构成侵权。至此，围绕 “CHDTV Ready”的商标标识之争尘埃落定。

《湖心亭·看雪》“客此”言在此而意在彼，含蓄地表达了作者_____________________

HXD3型电力电力机车牵引变流器冷却系统，通过流量计监测冷却水的流速，实现牵引变流器进口水压监测和（）保护。