(单选题)28: _____ the Internet is of great help. I don’t think it’s a good idea to spend too much time on it.
A: If
B: While
C: Because
D: As
(责任编辑:admin) |
(单选题)28: _____ the Internet is of great help. I don’t think it’s a good idea to spend too much time on it.
A: If
B: While
C: Because
D: As
(责任编辑:admin) |