There are different opinions among people as to ____ .Some people suggest that ____.
There is an old saying______. Its the experience of our forefathers，however，it is correct in many cases even today.
Today, ____, which have brought a lot of harms in our daily life. First, ____ Second,____. What makes things worse is that______.
Nowadays，it is common to ______. Many people like ______ because ______. Besides，______.
Everything has two sides and ______ is not an exception，it has both advantages and disadvantages.
People's opinions about ______ vary from person to person. Some people say that ______.To them,_____.
Man is now facing a big problem ______ which is becoming more and more serious.
______ has become a hot topic among people，especially among the young and heated debates are right on their way.
______ has been playing an increasingly important role in our day-to-day life.it has brought us a lot of benefits but has created some serious problems as well.
According to the figure/number/statistics/percentages in the /chart/bar graph/line/graph，it can be seen that______ while. Obviously，______，but why?
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)
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.
第2段：There are many reasons why I prefer A. The main reason is that ... Another reason is that...(赞同A的原因)
第3段: Of course, B also has advantages to some extent... (列出1~2个B的优势)
第4段: But if all these factors are considered, A is much better than B. From what has been discussed above, we may finally draw the conclusion that ...(得出结论) オ
As a student, I am strongly in favour of the decision. (亮明自己的观点是赞成还是反对)
The reasons for this may be listed as follows. (过渡句，承上启下)
第2段：First of all... Secondly... Besides...(列出2~3个赞成或反对的理由)
第3段：In conclusion, I believe that... (照应第1段，构成总分总结构)
第2段：Many ways can help to solve this serious problem, but the following may be most effective. First of all... Another way to solve the problem is ... Finally...(列出2~3个解决此类问题的办法)
第3段：These are not the best but the only two/ three measures we can take. But it should be noted that we should take action to...(强调解决此类问题的根本方法)