单选题 National Mail Service Money OrdersThe National Mail Service has recently discovered several counterfeit money orders. These money orders are suspected to have come from other countries and have been used for purchasing goods online. A number of local online businesses have been victimized by this fraud.Please note that US money orders can be purchased from the National Mail Service only. No other institution is allowed to produce US money orders. Therefore, it is more likely that money orders from abroad are forged.Money orders presented at post offices and banks are subject to validation and clearance before payment.To ensure payment for purchased goods, the National Mail Service advises online businesses to check the authenticity of the money orders they receive before shipping merchandise.The US Federal Police and the mail service have been investigating the matter.Information regarding the US money order service may be viewed by logging on to www.nationalmailservice.gov. Those who would like to verify money orders or report counterfeit payments may call(405)555-3204.

单选题 Why was the notice written?

【正确答案】 B

【答案解析】解析：本题是针对该通知的写作目的进行提问的主旨题，因此应定位至原文前半部分的内容。原文中提到“The National Mail Service has recently discovered several counterfeit money orders．”，即国家邮政服务公司最近发现了一些伪造汇票，后文中对防止公众因伪造的汇票而遭受损失的相关注意事项进行了提示，因此(B)To notify the public about a problem为正确答案。

单选题 What is indicated about the money orders?

【正确答案】 D

【答案解析】解析：本题需要在文章中搜索题目核心词the money orders的相关内容并与选项进行对照。(A)、(B)、(C)在原文中均未被提及。原文中提到“US money orders can be purchased from the National Mail Service only．”，即美国汇票只有通过国家邮政服务公司才能购买，因此(D)They are only available from the mail service．为正确答案。

单选题 How are online companies advised to protect their businesses?

A、 By installing credit card security applications
B、 By discouraging the use of money orders
C、 By verifying payment before sending products
D、 By asking for identification documents before dispatching goods

【正确答案】 C

【答案解析】解析：本题是问在线交易公司被建议怎样做(How)来保护自己的业务，因此应定位至原文中提及题目核心语句online companies advised to protect their businesses相关内容的部分。原文中提到“To ensure payment for purchased goods，the National Mail Service advises online businesses to check the authenticity of the money orders they receive before shipping merchandise．”，即为确保对所购物品的支付，国家邮政服务公司建议在线交易的公司在发货前先验证所收到的汇票的真伪，因此(C)By verifying payment before sending products是正确答案。

单选题 How can people learn more about money order payments?

【正确答案】 B

【答案解析】解析：本题是问人们如何(How)才能了解更多关于汇票支付的信息，因此应定位至原文中提及题目核心语句learn more about money order payments相关内容的部分。原文中提到“Information regarding the US money order service may be viewed by logging on to www．nationalmailservice．gov”，即可登录网站查看美国汇票服务的相关信息，因此(B)By visiting a Web site是正确答案。