We had a discussion about whether students should be allowed to...People have different opinions on ________(主题)．
Some people hold the view that ________(观点一). They think ________(原因一). In addition, ________(原因二). What’s more, ________(原因三)．
However/In contrast, others believe that ________(观点二), because ________(原因一). Besides, ________(原因二)．
In my opinion, ________(个人观点). Not only can we... but also...
