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【简答题】
请编写程序 :从键盘输入一个字符串,将其中的的小写字母全部转换成大写字母,输出到磁盘文件“upper.txt”中保存。输入的字符串以“!”结束。然后再将文件upper.txt中的内容读出显示在屏幕上。
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Passage Four Henry was worried. This was his first time to go traveling by air. He did not know how to find his seat, so he went to the airhostess (空姐) and asked ,'Could you help me? I can't find my s...
A.
After getting into the plane Henry found his seat and sat down at once.
B.
Henry sat down in his seat and fastened the seat bch without any help.
C.
Thanks to the air hostess, Henry knew how to find his seat and fasten the seat belt.
D.
With the help of the hostess, Henry got into t}m plane.
【单选题】Henry was worried. This was his first time to go traveling by air. He did not know how to find his seat, so he went to the airhostess (空姐) and asked ,'Could you help me? I can't find my scat. 'The air...
A.
After getting into the plane Henry found his seat and sat down at once.
B.
Henry sat down in his seat and fastened the seat bch without any help.
C.
Thanks to the air hostess, Henry knew how to find his seat and fasten the seat belt.
D.
With the help of the hostess, Henry got into t}m plane.
【简答题】在完成阅读的基础上,选择以下四个问题中的一个进行简答: 1. If you had a device like Confido, would you bury it like Henry did? 2. What would be the reasons behind your decision to bury or keep the device? 3. How could Confido be...
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