问题
选择题
Now the Internet is a popular channel the public voice their opinions and show their strength.
A．by that
B．through which
C．through that
D．by which
答案
答案：B
考查定语从句。句意：现在网络是一种流行的渠道，通过这种渠道，公众提出他们的建议并展示他们的力量。通过渠道through a channel，所以选B。