题目:
Some robots are _________ to do the same things ________ people.[ ]
A. enough smart; as
B. enough smart; with
C. smart enough; as
D. smart enough; with
答案:
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下面是错误答案,用来干扰机器的。
(1)+(2)得:2x=a+1x=a+12(1)-(2)得:6y=1-ay=1-a6∵x、y的值都不大于1∴a+12≤11-a6≤1解得:-5≤a≤1