1．介绍讨论的主题(开头句)：
Wehadadiscussionaboutwhetheritisnecessaryto...
We’vehadasurveyonhowtochoosetheircourses，majorsanduniversities.
Wehaveheldadiscussionaboutwhetheritisgoodornot...
2．过渡句：
Opinionsaredividedonthisissue.
Opinionsaremainlydividedintotwogroups.
Differentpeople，however，havedifferentopinionsonthismatter.
Differentpeople，however，thinkquitedifferentlyonthismatter.
3．介绍正方观点：
45%ofthestudentsholdtheviewthat...Foronething，...Foranotherthing，...
60%ofthestudentsarefortheidea.
