A．0
B．1
C．2
D．3

正常产程

潜伏期延长

活跃期延长

活跃期停滞

第二产程停滞

增加

不变

减小

先增后减

折线

直线

下凹曲线

上凹曲线

M: Excuse me, are you Lucy

W: No, I’m not. I’m her sister.

But let no one think that pleasure is immoral. Pleasure in itself is a great good, all pleasure, but its consequences may be such (31) the sensible person eschews, certain varieties of (32) . Nor need pleasure be gross and sensual. They are wise in their generation (33) have discovered that intellectual pleasure is the most satisfying and the most enduring. It is well to (34) the habit of reading. There are (35) sports in which you can engage to your own satisfaction after you have passed the prime of life; there are no games except patience, chess problems and crossword puzzles that you can play without someone to play them with you. Reading suffers (36) no such disadvantages; there is no occupation--except perhaps needle-work, but that leaves the restless spirit (37) liberty-- which you can more easily (38) up at any moment, for any period, and more easily put (39) when other calls press upon you; there is no other amusement that can be obtained in these happy days of public liberties and cheap editions at so small a (40) . To acquire the habit of reading is to construct for yourself a refuge from almost all the miseries of life.

用水银比压计量测管中水流，如下图所示，测得A点的比压计读数△h=60mm汞柱。则过流断面中点的流速u=（）。

生理性蛋白质尿

体位性蛋白尿

假性蛋白尿

肾前性蛋白尿

病理性蛋白尿

正常产程

潜伏期延长

活跃期延长

活跃期停滞

第二产程停滞

增加

不变

减小

先增后减

折线

直线

下凹曲线

上凹曲线

M: Excuse me, are you Lucy

W: No, I’m not. I’m her sister.

But let no one think that pleasure is immoral. Pleasure in itself is a great good, all pleasure, but its consequences may be such (31) the sensible person eschews, certain varieties of (32) . Nor need pleasure be gross and sensual. They are wise in their generation (33) have discovered that intellectual pleasure is the most satisfying and the most enduring. It is well to (34) the habit of reading. There are (35) sports in which you can engage to your own satisfaction after you have passed the prime of life; there are no games except patience, chess problems and crossword puzzles that you can play without someone to play them with you. Reading suffers (36) no such disadvantages; there is no occupation--except perhaps needle-work, but that leaves the restless spirit (37) liberty-- which you can more easily (38) up at any moment, for any period, and more easily put (39) when other calls press upon you; there is no other amusement that can be obtained in these happy days of public liberties and cheap editions at so small a (40) . To acquire the habit of reading is to construct for yourself a refuge from almost all the miseries of life.

用水银比压计量测管中水流，如下图所示，测得A点的比压计读数△h=60mm汞柱。则过流断面中点的流速u=（）。

生理性蛋白质尿

体位性蛋白尿

假性蛋白尿

肾前性蛋白尿

病理性蛋白尿