把一个分数约分，用2约了两次，用3约了一次，得56．则原来这个分_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题填空题

把一个分数约分，用2约了两次，用3约了一次，得

5

6

．则原来这个分数是______．

答案

5×2×2×3

6×2×2×3

=

60

72

；

故答案为：

60

72

．

完形填空

阅读下面短文，从短文后各题所给的四个选项（Ａ、Ｂ、Ｃ、Ｄ）中，选出可以填入空白处的最佳选项
I want to share a true story with you. I am    1   that it can inspire (激励) everyone. Let’s be like lamps (灯) or candles to light people’s    2  .
Some of my    3   work in Australia. Among the natives, there was an elderly man. I am sure that you have    4  been in a situation as difficult as that    5   old man’s. He was completely ignored by everyone. His    6   was disordered and dirty.
I told him, “Please let me    7   your house, wash your clothes, and make your bed.” He answered, “I’m    8   with this. Let it be.”
I said again, “It will be still better if you    9   me to do it.”
He finally    10  . So I was able to clean his house and wash his clothes. I    11   a beautiful lamp, which was covered with    12  . Only God knows how many    13   had passed since he last lit it.
I said to him, “Don’t you light your lamp? Don’t you ever    14   it?”
He answered, “No. No one comes to see me. I have no    15   to light it. Who would I light it for?”
I asked, “Would you light it every    16   my sisters came?”
He replied, “Of course.”
From that day on, my sisters committed (投入) themselves to    17   him every evening. We cleaned the lamp and he would    18   it every evening.
Two years passed. I had completely    19   that man. He sent this message: “Tell my friends that the light they lit in my life continues to    20   still.”

问答题简答题

简述女性压力性尿失禁的发病机制。