web应用开发综合练习单项选择题每日一练(2020.06.09)

A.public
B.protected
C.private
D.Internal

A.select
B.create
C.drop
D.alter

A.：frist-line
B.：frist-letter
C.：frist
D.：frist-child

A.0
B.1
C.2
D.3

A.span
B.display
C.div
D.id