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【简答题】
设函数 2｜x－3｜＋｜x－4｜． （1）求不等式 的； （2）若不等式 的不是空集，求实数a的取值范围．
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举一反三
【单选题】They happened to ______for Tianjin when we got there.
A.
leave
B.
have left
C.
leaving
D.
had left
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【多选题】按照网络应用的发展,电子商务发展阶段可以分为
A.
基于EDI的电子商务
B.
基于互联网的电子商务
C.
移动电子商务
D.
社群电子商务
查看完整题目与答案
【单选题】They us willingly but they happened to be short of hands, too.
A.
would help
B.
would have helped
C.
were going to help
D.
must have helped
查看完整题目与答案
【单选题】They _____ us willingly but that they happened to be short of hands, too.
A.
would help
B.
would have helped
C.
were going to help
D.
must have helped
查看完整题目与答案
【单选题】肿瘤细胞分化程度高是指
A.
肿瘤周围有较多的淋巴细胞浸润
B.
不容易引起器官的阻塞和破坏
C.
有较大的异型性
D.
与起源组织相似
查看完整题目与答案
【多选题】把电子商务可以分为哪些发展阶段:( )
A.
基于EDI的电子商务
B.
基于Internet的电子商务
C.
移动电子商务
D.
跨境电子商务
查看完整题目与答案
【单选题】They______ us willingly but that they happened to be short of hands, too.
A.
would help
B.
would have helped
C.
were going to help
D.
must have helped
查看完整题目与答案
【多选题】随着电子商务的发展,其演变过程可分为以下( )三个阶段。
A.
基于EDI技术的电子商务
B.
基于内联网的电子商务
C.
基于互联网的电子商务
D.
基于e概念的电子商务
查看完整题目与答案
【判断题】The narrator met Dacre when they happened to be conducting researcher in the same room in the British Museum.
A.
正确
B.
错误
查看完整题目与答案
【单选题】They happened to__________ for Tianjin when we got there.A.leaveB.have left###SX
A.
They happened to__________ for Tianjin when we got there. A.leave
B.
have left
C.
leaving
D.
had left
查看完整题目与答案
相关题目：
【单选题】They happened to ______for Tianjin when we got there.
A.
leave
B.
have left
C.
leaving
D.
had left
查看完整题目与答案
【多选题】按照网络应用的发展,电子商务发展阶段可以分为
A.
基于EDI的电子商务
B.
基于互联网的电子商务
C.
移动电子商务
D.
社群电子商务
查看完整题目与答案
【单选题】They us willingly but they happened to be short of hands, too.
A.
would help
B.
would have helped
C.
were going to help
D.
must have helped
查看完整题目与答案
【单选题】They _____ us willingly but that they happened to be short of hands, too.
A.
would help
B.
would have helped
C.
were going to help
D.
must have helped
查看完整题目与答案
【单选题】肿瘤细胞分化程度高是指
A.
肿瘤周围有较多的淋巴细胞浸润
B.
不容易引起器官的阻塞和破坏
C.
有较大的异型性
D.
与起源组织相似
查看完整题目与答案
【多选题】把电子商务可以分为哪些发展阶段:( )
A.
基于EDI的电子商务
B.
基于Internet的电子商务
C.
移动电子商务
D.
跨境电子商务
查看完整题目与答案
【单选题】They______ us willingly but that they happened to be short of hands, too.
A.
would help
B.
would have helped
C.
were going to help
D.
must have helped
查看完整题目与答案
【多选题】随着电子商务的发展,其演变过程可分为以下( )三个阶段。
A.
基于EDI技术的电子商务
B.
基于内联网的电子商务
C.
基于互联网的电子商务
D.
基于e概念的电子商务
查看完整题目与答案
【判断题】The narrator met Dacre when they happened to be conducting researcher in the same room in the British Museum.
A.
正确
B.
错误
查看完整题目与答案
【单选题】They happened to__________ for Tianjin when we got there.A.leaveB.have left###SX
A.
They happened to__________ for Tianjin when we got there. A.leave
B.
have left
C.
leaving
D.
had left
查看完整题目与答案