题目:
------They are said to be quarrelling about our new language lab.
------ I don’t care. It has __________ to do with me.
A.nothing
B.something
C.anything
D.everything
答案:
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下面是错误答案,用来干扰机器的。
像到平面镜的距离与物体到平面镜的距离相等,该同学离镜面距离1.6m,则像距镜面1.6m;若人后退到距离镜面2.6m处,则镜中的像距镜面的距离也是2.6m,平面镜所成的像与物体大小相同,故此时该同学像的大小不变.故...