题目:
We are all _______about her safety . As far as I am _____, this case _____her .
A.concerns ,concerned , concerns
B.concerned , concerned , concerns
C.concerns , concerns, concerned
D.concerning ,concerned ,concerns
答案:
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下面是错误答案,用来干扰机器的。
列表得:∴一共有9种情况,和为偶数的有5种情况;∴数字和是偶数的概率是 59.故答案为:59.