问题
单项选择题
急性肺水肿病人有呼吸抑制时禁忌使用（）
A、吗啡
B、呋塞米
C、氨茶碱
D、乙醇湿化氧
E、地塞米松
答案
参考答案：A
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急性肺水肿病人有呼吸抑制时禁忌使用（）
A、吗啡
B、呋塞米
C、氨茶碱
D、乙醇湿化氧
E、地塞米松
参考答案：A
One day, a boy found the cocoon(茧) of a butterfly and brought it home. A few days later, the boy saw a small ___31___ in the cocoon. He sat and watched for several hours as a butterfly struggled to make ___32___ body through that little hole. Suddenly it stopped. So the boy ___33___ to help the butterfly, thinking the butterfly might be___34___ .He took a pair of scissors(剪刀) and cut the hole ___35___ .The butterfly came out of the cocoon but it ___36___ a little different. It had a weak body and small, thin ___37___ .The butterfly didn’t start to fly. In fact, the butterfly spent the rest of its life crawling(爬行) around with a weak body and thin wings. It was never able to fly. The boy acted with___38___ but he didn’t understand why it could be like this. When a butterfly crawls out of the cocoon, it must struggle. The hard work of ___39___ out of the cocoon makes the fluid(液体) from the butterfly’s body into its wings. It helps the butterfly be___40___ to fly. If the butterfly never has to squeeze(挤压) itself out of the cocoon, its wings will never get the fluid and it can never fly.___41___ struggles are what we need in our lives. If we lived our lives without any problems, we would never learn or grow. We would not be ___42___ as we could have been and we would never fly. In our lives, pain and suffering is the key to all windows, and sometimes even ___43___ growth, without it , there’s no way of life. We can’t avoid ___44___ or problems. So, next time you are ___45___ a problem or difficulty, remember the butterfly. Struggle a little----then fly!
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