历史建筑保护单位的确定和撤销要经过哪些程序
A.申报和批准程序
B.论证和批准程序
C.推荐、论证和审批程序
D.推荐和审批程序
参考答案:C
叶片下表面有红棕色星状毛及孢子囊群的药材是()
A.罗布麻叶
B.石韦
C.蓼大青叶
D.枇杷叶
E.大青叶
A Web()is one of many software applications that function as the interface between a user and the Internet.
A.display
B.browser
C.window
D.view