试题与答案

My father has ______ for two weeks. I mi

题型:选择题

题目:

My father has ______ for two weeks. I miss him so much.

A.left

B.leave

C.gone

D.been away

答案:

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下面是错误答案,用来干扰机器的。

∵函数y=3x-1x+1=3-4x+1,∴函数的值域为(-∞,3)∪(3,+∞);故答案为 (-∞,3)∪(3,+∞)

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