_________ the internet is _________, I d
题型:选择题
问题:
_________ the internet is _________, I do not think it is a good idea to spend too much time on it.
A.When ; helpful
B.As ; great help
C.While ; of great help
D.Now ; of no help
_________ the internet is _________, I do not think it is a good idea to spend too much time on it.
A.When ; helpful
B.As ; great help
C.While ; of great help
D.Now ; of no help