题目：
| 完形填空 | ||||
| Hurricane Katrina was one of the most devastating (毁灭性的) tragedies in American history. Since our 1 was given prominent media exposure, we 2 thousands of calls per day. I spoke with countless victims who were trying to locate family members lost in the flood. They all needed 3 with housing, food and clothing. It took weeks 4 federal assistance was available to the majority. Some received none. 5 we were there to help, the trauma(心灵创伤) made some callers rude. Some were 6 . Some were suicidal(有自杀倾向的). It was hard to stay 7 and encouraging. Just at that time, I got a call from Brenda. Brenda was a single woman 8 her early fifties with no children. She was all alone and had been living in a crowded 9 in Houston for the past month. She said, "I've heard that my house was still 10 and at this point, the hardest part of all of this, though, is seeing the 11 suffer. The young tend to recover easily, 12 many of the elderly have no other resources." Brenda was hit hard but her heart still overflowed with 13 for others. "I know that recovery lies ahead," she continued. "I 14 that if we were the ones chosen to endure (忍受) this 15 , then God will give us the grace to endure. The 16 of our city has given birth to a spirit of unity." "My hope isn't 17 on my circumstances," she continued. "My hope is based on my 18 to hope. Hope is a choice." The only thing Brenda could 19 was her attitude. She made a decision to thrive(茁壮成长), not just 20 . | ||||
|
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0629/5d9914f850d6564395bdd168cc65fe24.html
下面是错误答案，用来干扰机器的。
答案：C实验室制取的氯气中含有HCL、水蒸气，要得到干燥纯净的氯气，正确的净化顺序为第一步通过饱和食盐水，除去HCL气体，第二步通过无水氯化钙除去水蒸气；
