As is shown by the figure/percentage in the table/picture，____ has been on rise/ decrease， significantly/dramatically rising/decreasing from ____ in _____ to _____ in _____. From the sharp rise/decline in the chart， it goes without saying that _____.
There are at least two good reasons accounting for _____. In one hand， ____.In the other hand， _____ is due to the fact that ______.In addition， ______ is responsible for _____. Maybe there are some other reasons to show ______.But itis generally believed that the above mentioned reasons are commonly convincing.
As far as I am concerned， I hold the point of view that _______. I am sure my opinion is both sound and well-grounded.
Your addressMonth， Date， yearReceiver's addressDear …，
I am extremely pleased to hear from you. And I would like to write a letter to tell you that_____.
……
I will greatly appreciate a response from you at your earliest convenience/I am looking f0rward to your replies at your earliest convenience.
Best regards for your health and success.Sincerely yours，
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