How nice to hear from you again.
Let me tell you something about the activity.
I’m glad to have received your letter of Apr. 9th.
I’m pleased to hear that you’re coming to China for a visit.
I’m writing to thank you for your help during my stay in America.
With best wishes.
I’m looking forward to your reply.
I’d appreciate it if you could reply earlier.
Ladies and gentlemen, May I have your attention, please? I have an announcement to make.
All the teachers and students are required to attend it.
Please take your notebooks and make notes.
Please listen carefully and we’ll have a discussion in groups.
Please come on time and don’t be late.
Please come and join in it.
Everybody is welcome to attend it.
I hope you’ll have a nice time here.
That’s all. Thank you.
第1段：Recently we’ve had a discussion about whether we should... （导入话题）
Our opinions are divided on this topic.（观点有分歧）
第2段：Most of the students are in favour of it.（正方观点）
Here are the reasons. First... Second... Finally...(列出2~3个赞成的理由)
第3段：However, the others are strongly against it. （反方观点）
Their reasons are as follows. In the first place... What’s more... In addition...(列出2~3个反对的理由)
第4段：Personally speaking, the advantages overweigh the disadvantages, for it will do us more harm than good, so I support it.（个人观点）オ
第1段： Some people hold the opinion that A is superior to B in many ways. Others, however, argue that B is much better. Personally, I would prefer A because I think A has more advantages.