There is no need for you to look up every new word you ______ when reading. You have to learn how to guess the meanings of new word according to the context.    [ ]

A. come up with    

B. come out  

C. come along with  

D. come across

下列单位中，代表国家行使征税权的有______。

A．审计机关

B．税务机关

C．地方财政机关

D．海关