会计科目的数量和粗细程度应根据（）。
A.单位规模大小
B.企业利税多少
C.业务的繁简
D.管理的需要
参考答案：A, D
______ is impossible if you put your heart into it.
A．Anything
B．Something
C．Everything
D．Nothing
ou put your heart into it.