题目内容
When _______ comes to saving energy, big changes start with small steps, like turning off the lights.
A. that B. this C. it D. one
【答案】
C
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提分百分百检测卷单元期末测试卷系列答案题目内容
When _______ comes to saving energy, big changes start with small steps, like turning off the lights.
A. that B. this C. it D. one
C
提分百分百检测卷单元期末测试卷系列答案