We are going to take a trip ------ next weekend.

问题描述:

We are going to take a trip ______ next weekend.
对于任意数a,定义运算“※”,a※b= a×b-a-b,12※4的值是()
1个回答 分类:英语 2014-10-11

问题解答:

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We are going to take a trip at next weekend
12※4=12*4-12-4=32
 
 
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