围岩整体稳定，不会产生塑性变形，局部可能产生掉块的属于（）。
A.Ⅲ类围岩
B.Ⅴ类围岩
C.Ⅱ类围岩
D.Ⅳ类围岩
参考答案：C
________ it is you’ve found, you must give it back to the person it belongs to.
A． That
B． Because
C． Whatever
D． However
