Rosa knows she is the eldest of the three children in the family, and she must work hard to _______ the other two. So she does.

A．set an example to

B．make the most of

C．take a look at

D．play a trick on

在采购与付款循环中，如果以支票为结算方式，则对编制和签署支票的有关控制中正确的有（）

A.支票签署人不应签发无记名甚至空白的支票

B.支票无需连续标号

C.应由被授权的财务部门的人员负责签署支票

D.支票一经签署，就应在其凭单和支持性凭证上用加盖印记或打洞等方式将其注销以免重复付款