问题
单项选择题
设计软件结构是在软件生命周期的( )。
A．软件定义期
B．软件开发期
C．软件维护期
D．以上3个都不是
答案
参考答案：B
解析： 设计软件结构，是在软件概要设计阶段进行的，而概要设计属于软件开发期。
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设计软件结构是在软件生命周期的( )。
A．软件定义期
B．软件开发期
C．软件维护期
D．以上3个都不是
参考答案：B
解析： 设计软件结构，是在软件概要设计阶段进行的，而概要设计属于软件开发期。
On the way to school, a little boy found a cocoon(茧) of a butterfly and watched it everyday. One day, it started to break through a small hole in the cocoon, but it 26 greatly. Finally, it seemed it couldn’t succeed. The boy felt 27 for the butterfly because he knew it was going to die if it didn’t get out. So he ran into the house and got a pair of 28 and cut the cocoon a little. The butterfly came out and was free. The only strange thing was that the butterfly has a swollen(肿胀的) body and dry 29 . The boy kept waiting for the swelling to go down and for the wings to grow, but 30 didn’t. The butterfly crawled（爬）around and unable to 31 and then it died an early death. Therefore, he learnt that the butterfly was supposed to struggle to get out of the cocoon. In fact, the struggle to get out of the cocoon 32 the fluid(液) out of the body and it its wings. 33 the struggle, the butterfly couldn’t grow, and would 34 fly. By trying to help the butterfly, the boy 35 hurt it.
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