Have you ever wondered ______ there are so many natural disasters across the wor

题干

Have you ever wondered ______ there are so many natural disasters across the world in 2010?

A．which it is that	B．what is it that
C．how it is that	D．why it is that

上一题下一题 0.64难度单项选择更新时间:2010-11-01 05:25:01

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