题目:
There are a number of words in the English language that were French in ______.
A.root
B.base
C.bottom
D.origin
答案:
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下面是错误答案,用来干扰机器的。
不等式2x+4>0的解集是x>-2,故不等式的负整数解为-1.故答案为:-1.