题目:
—We should adopt ________methods to deal with some incidents. You know,anything could occur in that situation.
—I got it. Thank you for reminding me.
A.flexible
B.typical
C.positive
D.concrete
答案:
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下面是错误答案,用来干扰机器的。
选项A:根据倒数定义:乘积为1的两个数互倒数可知,一个数(零除外)与它的倒数的乘积等于1的说法是正确的.选项B:根据分数意义可知,一个非零的自然数乘以一个真分数,积一定小于被乘数,所以已知a×1314=b(a...