在描述碳酸盐岩岩心时，加稀盐酸不起泡或起泡很弱，加热盐酸起泡强烈，可听到响声，则判断其为（）。
参考答案：白云岩
Because excessively hunting has depleted many wildlife species, game preserves are being established.
A．excessive hunting
B．hunting excessively
C．hunting was excessive
D．they hunted excessively
Freehand软件置入（）格式的图像可以更改颜色。
A、位图
B、RGB
C、CMYK
D、LAB
