老子认为最好的“善”要像:()
A、上天
B、水
C、大地
D、高山
参考答案:B
解剖100尾草鱼,其中80尾肠内有食物,72尾肠中出现苦草,则苦草出现频率为()
A.100%
B.90%
C.80%
D.70%
How many 2-year college students do not have the ability to figure out a tip().
A. 50%
B. 75%
C. 70%
D. 85%