商务英语考试

【单选题】Every town inAmerica may have a post office. Some are very small, and you may also find them in the corner of a shop. Others are large buildings. They are open five days a week and Saturday mornings. From Monday through Friday they are usually open from 8: 30 to 4: 30.
If you know how much the postage for your letter, you can buy stamps from machines. Stamps are sold at many different prices, from one cent to many dollars. If you are not sure how much postage is for your letters, you can ask the clerk(职员). He or she will give you the stamps you neeD、
If you are sending your letters far away, write on the envelope that you want them to go by air or use an air-mail envelope. Remember that postage will be more expensive for a letter you want to send overseas.
At a post office you can also buy postcards.
A、postcard is cheaper than a letter. Usually the price of postage for a postcard is about half that of a letter. The postcards you buy at a post office do not have pictures. They are also not to be sent outside the country.
Letters are an easy and cheap way to communicate(交流)with people in many different countries.
What can you do if you are not sure about the postage

A、You can buy stamps from machines.
B、You can buy different stamps of different prices.
C、You can ask the clerk for help.
D、You can put more stamps on the envelopes.
网考网参考答案：C
网考网解析：
A项错误，这是在知道所需邮资的情况下做的；B、D两项均不合事实；C为正确答案，即：你不知道你的邮件需多少邮资时，可问邮局职员。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>