问题
多项选择题
井下空气中的有毒有害气体有（）。
A、二氧化碳
B、一氧化碳
C、二氧化氮
D、二氧化硫
答案
参考答案：A, B, C, D
搜题请搜索小程序“爱下问搜题”
井下空气中的有毒有害气体有（）。
A、二氧化碳
B、一氧化碳
C、二氧化氮
D、二氧化硫
参考答案：A, B, C, D
I got a cancer when I was 18. This was a big deal for someone to 31. I chose to fight. After treatments, I 32 from my illness. Life couldn’t have been any 33. When I became fit years later, I met a wonderful man and got married. 34, I still felt something missing and eager to find my 35. As my 20-year anniversary (周年纪念) of being a cancer 36 approached, I wanted to do something special and 37. I organized a fundraiser, calling it “A Mission (使命) of Love” and thanks to my 38 family and friends, raised﹩4,000 for St. Jude’s, planning to 39 it myself. Three quarters of the money would be given as a (n) 40 to the hospital, and what was left would go toward buying 41 for the children. I also organized a T-shirt 42 activity for any child who felt well enough. Thanksgiving Day seemed the most 43 day of the year for the mission, and so it was all arranged. We went to a store and 44 three shopping carts with toys. It was 45 we were celebrities (名人) when the employees and other shoppers knew what we were doing. On Thanksgiving Day, as we got to St. Jude’s, I became 46 emotional, as my eyes were filled with tears of 47. After dropping the toys off, we arrived where six children were waiting anxiously to begin painting. To me, it was as though they weren’t sick, and to see them smile was the greatest gift I could have ever 48. Leaving there that day, I knew I had finally found my purpose. All of us are born for a reason, but all of us don’t 49 why. Success in life has nothing to do with what you 50 in life. It’s what you do for others.
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