6. 说明你所能做的和不能做的：
　　We are unable to …
　　We are able to …
　　We have been forced to …
　　环境：
　　You cannot lower your prices.
　　We regret that we are unable to reduce out prices.
　　You have had to raise your prices because the government has increased the sales tax.
　　We have been forced to raise our prices because the government has increased the sales tax.
　　However, you can give them a discount of 5% if their order is for more than $8,000.
　　We are able to give you a discount of 5% if your order is more than $8,000.
　　With regard to their second question, you cannot accept payment in Egyptian pounds but you can accept US dollars or Euros.
　　We are sorry that we are unable to accept payments in Egyptian pounds but we are able to accept US dollars or Euros.
　　7. 说明原因：
　　This is owing to …
　　due to …
　　a result of …
　　because of …
　　注：owing to 通常用于不好的消息。如果想在原因中使用动词，请加上the fact that的从句。
　　环境：
　　increase prices --- fall of the dollar
　　We have been force to increase our prices. This is owing to the fall of the dollar.
　　Delay the delivery of the goods --- strike by airline pilots
　　We have been forced to delay the delivery of the goods. This is owing to the strike by airline pilots.
　　Increase all salaries by 10% --- rise in sales
　　We are able to increase all salaries by 10%. This is the result of a big rise in sales.
　　Cut all salaries by 10% --- fall in sales
　　We have been forced to cut all salaries by 10%. This is due to the fact that there has been a fall in sales in the past ten months.
　　Cannot deliver your new order --- we have not received your payment fro the last order
　　We regret that we are unable to deliver your new order immediately. This is owing to the fact that we have not received your payment for the last order.
　　Cancel the meeting --- a lot of staff have been ill
　　We have been forced to cancel the meeting. This is because some members of our staff have been ill.
　　8. 请求采取行动：
　　Please could you …
　　We would be grateful if you could …
　　We would be appreciate it if you could … as soon as possible.
　　without delay.
　　immediately.
　　注：please could you … 是最直接的方式。在要求一些一般性的事情时，可以使用这种表达。
　　环境：
　　You have seen an advertisement in the newspaper for a post as office manger. You want an application form.
　　I would appreciate it if you could send me an application form.
　　The photocopier in your office has broken down. You want to have it repaired, quickly.
　　We would be grateful if you could send a repairman to fix our photocopier as soon as possible.
　　You have moved your office and you want the post office to forward your letters to your new address.
　　Please could you forward my letters to my new address.
　　You want the telephone company to put another telephone in your office. You need it urgently.
　　We would appreciate it if you could put another telephone in our office immediately.
　　You have written to a company and you want them to reply quickly.
　　I would be grateful if you could give us a reply quickly.
　　9. 抱歉：
　　We must apologize for …
　　We apologize for …
　　We are extremely sorry for …
　　注：以上句型后请使用动词ing形式。
　　以上句型中的for可以换成that，然后用从句表达。
　　一般来说，解释产生问题的原因，然后在信的结尾处再次表达歉意。
　　再次抱歉：
　　Please accept our apologies once again.
　　We hope that this has not caused you any inconvenience.
　　With apologies once again.
　　10. 要求提供信息：
　　Please could you
　　We would be grateful if you could
　　We would appreciate it if you could give us further details about ..
　　inform us (about/if) …
　　let us know ( about/if ) …
　　We would like to know ( about/if ) …
　　注：如果需要特别重要的信息，可以在以上句型前使用：in particular。
　　环境：
　　You wrote a letter to someone and they haven’t replied. You want to know if they received the letter.
　　We would be grateful if you could let us know if the letter has reached you.
　　A businessman is going to your country. He wants you to get a visa for him. You need all the details about his passport (his nationality, date of birth, where his passport was issued, and when it expires).
　　Please could you give details about your passport. I would like to know your nationality, date of birth, where your passport was issued and when it expires.
　　You want to know about the same businessman’s flight (flight number, date and time of arrival).
　　In particular, I would like to know your flight number, date and time of arrival.
　　11. 轻度抱怨：
　　Unfortunately, + 表示 something is wrong 的句子
　　环境：
　　A company has sent you a bill for the wrong goods.
　　Unfortunately you sent us a bill for the wrong goods. Please could you send us a correct bill as soon as possible.
　　Your new photocopier has broken down. You have to write to the company who sold it to you.
　　Unfortunately our new photocopier has broken down. Please could you send a repairman to fix it for us as soon as possible.
　　Two temporary secretaries do not speak English. You have to write to the agency who sent them to you.
　　Unfortunately two temporary secretaries you recommended to us do not speak English. We would be grateful if you could recommend two more who could speak English.
　　You keep receiving letters for someone else. You have to write to the post office.
　　Unfortunately I keep receiving letters for someone else. Please could you make the address clear before you deliver letters every day.
　　12. 提醒某人对某事的注意：
　　I should like to draw your attention to (the fact that)…
　　I should like to point out that …
　　如果你提醒的事情对方已经知道(你想表达你的生气)：
　　I should like to remind you that…
　　I hope that it is not necessary to remind you that …
　　环境：
　　One of your staff keeps parking his car in front of the main door, the space which is reserved for the MD.
　　I should like to remind you that the space in front of the main door is reserved for the MD.
　　Someone is interested in purchasing a large quantity of your simplex cameras. Tell him about 25% discount for large orders.
　　I should like t draw your attention to the fact that we offer about 25% discount for larger orders.
　　One of your staff arrives half an hour late for work every day. (She should start at 9.30.)
　　I hope that it is not necessary to remind you that work start at 9: 30 every day.
　　Someone is interested in your products. Tell him that you guarantee that your prices are the largest in the country.
　　I should like to point out that we guarantee that all prices are the lowest in the country.
　　13. 要求某人采取行动：
　　We must insist that …DO… (DO指动词原型)
　　注：请注意这一句型和句型8的区别。
　　环境：
　　We must insist that you deliver the goods immediately.
　　14. 警告：
　　Unless…
　　If…(not)… We will be forced to …
　　环境：(What warnings would you give these people?)
　　A company that has not paid your bill
　　Unless you pay the bill, we will be forced to take legal actions.
　　Another company that is using your company’s car park
　　If you do not move your car away from our park, we will be forced to turn to the police.
　　An employee who always arrives late for work
　　Unless you come to work on time, we will be forced to fire you.
　　A builder who has left a lot of their tools in your office
　　If you do not take your tools from our office, we will be forced to throw them away.
　　15. 强烈抱怨：
　　注：
　　强烈抱怨遵循以下步骤：
　　a. 阐述发生的问题：it is now over nine months since we placed this order and we are still waiting for the cabinets.
　　b. 使用句型12：I should like to point out that we have already paid for these cabinets.
　　c. 使用句型 13：we must insist that you deliver them immediately.
　　d. 使用句型14：unless we hear from you within 7 days we will take legal action.
　　图表类作文常用句型
　　1. The diagram unfolds a clear comparison between…
　　2. The United States as a whole in four aspects,namely,***,***,***,***,
　　3. Obviously, in every aspect,
　　4. …had a much higher growth rate than… as a whole during that period.
　　5. The number of … increased by %
　　6. The most rapid increase of all the four aspects… As to the
　　other three,though the growth rates were not so high , they were indeed remarkable and impressive.
　　7. The number of… dropped by %
　　8. From the diagram it can be safely concluded that (in the years)…
　　9. There were many significant changes (in modes of transport)
　　10. The following paragraphs will identify and discuss the trends in the accompanying graph.
　　11. To sum up,…
　　12. This bar chart displays the numbers of…
　　13. The chart reflects several trends.
　　14. But……We see a different trend emerging.
　　15. When we compare…,we see…
　　16. This suggests increased educational opportunities for women in higher education.
　　17. According to the graph,…
　　18. The proportion of…
　　19. There was a slight recovery…
　　20. ……has dropped dramatically
　　21. The general trend appears to be increases.
　　22. There were approximately…
　　23. …had jumped four fold to**
　　24. …rose sharply from** to **
　　25. Remained constant at **
　　26. The overall trend for…
　　27. The graph shows the percentage of…
　　28. We can see that…swell during the …hours,peaking at**am.
　　29. Although the raw data does not provide an explanation for these trends,
　　30. When coupled with the grahpic information, leads to some possible conclusions.
　　31. This may serve to explain, at least in part, the mirror image of the two lines.
　　32. Perhaps the most telling feature of the chart is the dominance of…
　　33. The graph relates the percentage of…
　　34. Rise gradually to about 10%
　　35. After a silght drop around lunch time, audiences begin a fairly steady climb towards the peak viewership in the hours from 6pm to 10pm at some 40—45%.
　　36. A sharp decline follows to…
　　37.* drops steadily from this peak, crossing the line for television views at around 2pm.
　　38. It continues to decline throughout the evening until reaching a low point at 2am.
　　39. The graph proves the dominance of…
　　40. During the peak period of…, But during the peak period of…
　　41. At a slower rate…
　　42. It reflects the great differences that exist between…
　　43. These figures were overwhelmingly greater than the corresponding figure of…
　　44. It can be seen from the chart that significantly…~er…than…
　　45. In all locations, A out numbered B…
　　46. These two pie charts show the differences between two groups of…
　　47. The first point to note is the huge increase (in the number of)…
　　48. A is more than ***times(bigger) than B
　　49. The biggest loss was to A,which decreased from***to ***of the whole.
　　50. The biggest gains(in graduate numbers) were made by A which,as a group,have increased by over **%