________energy under the earth must give off in one form or another，for example，

题干

________energy under the earth must give off in one form or another，for example，an earthquake.

A．Gathering	B．Collected
C．Accumulated	D．Assembled

上一题下一题 0.65难度单项选择更新时间:2017-08-24 11:05:22

小学学科试题库

初中学科试题库

高中学科试题库