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【简答题】
设数集 M={x|m≤x≤m+ 3 4 } ， N={x|n- 1 3 ≤x≤n} ，且M、N都是集合{x|0≤x≤1}的子集，如果把b-a叫做集合{x|a≤x≤b}的“长度”，那么集合M∩N的长度的最小值是______．
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参考答案：
举一反三
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
7 dollars.
B.
8 dollars.
C.
4 dollars.
D.
5 dollars.
查看完整题目与答案
【简答题】制作校园长幅风景照片(拚接) 至少拚接2张,加简单边框,本人至少在其中一张中出现,P进去或直接照进去都可以,也可利用这些元素做成动图(做动图示例在第2次作业示例中,以后不再提示) 尺寸:高300像素,宽度1000到1500像素。 文件名:群名作品名3,文件类型:jpg或gif。 作业上传学习通,并用附件发我的QQ邮箱(文件名不对不收)
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
7:55.
B.
7:45.
C.
8:00.
D.
8:05.
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
He is very hardworking.
B.
He'll miss the meeting that afternoon.
C.
He'll have an appointment with the hostess.
D.
He won't miss tile meeting.
查看完整题目与答案
【多选题】培养责任心具体表现在学会对( )
A.
自己负责
B.
别人负责
C.
独立
D.
逃避
查看完整题目与答案
【简答题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said.Both the c...
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
Phillips will not be in this office at all this week.
B.
He will be here on Tuesday only.
C.
He'll be here on Monday, Wednesday and Friday.
D.
He'll be at this office on Tuesday and Thursday.
查看完整题目与答案
【简答题】文件名:群名作品2,文件类型:jpg或GIF,上传学习通及附件发我的邮箱(截止时间为星期天与星期一交界的0点) 同时可以适当输入文字,帮助别人理解自己的作品背景,难度,重点等。(从本次起发QQ邮箱的作品名不合要求,不再收取) 作业评分:百分制给分 1、文件大小1024*768像素,72像素每英寸,每个数据5分,共15分。 2、原照片和操控变形的,每张30分,共60分。 (照片效果不好,扣1到10分...
查看完整题目与答案
【简答题】通过前面的学习,同学们应该掌握了图层和选区工具使用。请同学们进入超星平台先签到(手势为 “Z”),然后在作业中完成相应的操作任务或打开QQ群中的“第五周操作任务 .rar ”压缩包,按照所提供的效果图,利用图层和选区工具完成“时尚手机”、“纸风车 logo ”、“微笑气泡”和“表情包”四个作品,完成后分别以“学生本人姓名+时尚手机 .psd ”、“学生本人姓名+纸风车 logo.psd ”、“学生...
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
4
B.
3
C.
7
D.
8
查看完整题目与答案
相关题目：
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
7 dollars.
B.
8 dollars.
C.
4 dollars.
D.
5 dollars.
查看完整题目与答案
【简答题】制作校园长幅风景照片(拚接) 至少拚接2张,加简单边框,本人至少在其中一张中出现,P进去或直接照进去都可以,也可利用这些元素做成动图(做动图示例在第2次作业示例中,以后不再提示) 尺寸:高300像素,宽度1000到1500像素。 文件名:群名作品名3,文件类型:jpg或gif。 作业上传学习通,并用附件发我的QQ邮箱(文件名不对不收)
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
7:55.
B.
7:45.
C.
8:00.
D.
8:05.
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
He is very hardworking.
B.
He'll miss the meeting that afternoon.
C.
He'll have an appointment with the hostess.
D.
He won't miss tile meeting.
查看完整题目与答案
【多选题】培养责任心具体表现在学会对( )
A.
自己负责
B.
别人负责
C.
独立
D.
逃避
查看完整题目与答案
【简答题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said.Both the c...
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
Phillips will not be in this office at all this week.
B.
He will be here on Tuesday only.
C.
He'll be here on Monday, Wednesday and Friday.
D.
He'll be at this office on Tuesday and Thursday.
查看完整题目与答案
【简答题】文件名:群名作品2,文件类型:jpg或GIF,上传学习通及附件发我的邮箱(截止时间为星期天与星期一交界的0点) 同时可以适当输入文字,帮助别人理解自己的作品背景,难度,重点等。(从本次起发QQ邮箱的作品名不合要求,不再收取) 作业评分:百分制给分 1、文件大小1024*768像素,72像素每英寸,每个数据5分,共15分。 2、原照片和操控变形的,每张30分,共60分。 (照片效果不好,扣1到10分...
查看完整题目与答案
【简答题】通过前面的学习,同学们应该掌握了图层和选区工具使用。请同学们进入超星平台先签到(手势为 “Z”),然后在作业中完成相应的操作任务或打开QQ群中的“第五周操作任务 .rar ”压缩包,按照所提供的效果图,利用图层和选区工具完成“时尚手机”、“纸风车 logo ”、“微笑气泡”和“表情包”四个作品,完成后分别以“学生本人姓名+时尚手机 .psd ”、“学生本人姓名+纸风车 logo.psd ”、“学生...
查看完整题目与答案
【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
A.
4
B.
3
C.
7
D.
8
查看完整题目与答案
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