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问题 填空题

邮资凭证作为邮件资费纳付标志,包括__________,印在邮资信封、___________、____________上的邮票图案,邮资机打印的邮资符志。

答案

参考答案：邮票，邮资明信片，邮资邮简

填空题

要考察的全体对象称为（    ），样本中个体的数目称为（    ）。
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单项选择题

One of the most convenient and cheapest ways to see America is by riding a Greyhound bus. This interstate bus system connects all major cities in the United States, (52) people with frequent and convenient service. The bus system even has an international service (53) makes connection with cities in Canada and Mexico.

Its network even extends to some of the smaller towns and out-of-the-way communities (54) the great interior of the country. Traveling by bus may (55) longer than flying by plane, but the terminals are located in the center of most cities and there is (56) to the downtown area. These buses are comfortable and air-conditioned. They are all equipped with toilets in the rear to (57) the convenience of the passengers, but there are some very severe (58) of conduct which are strictly enforced. On all buses (59) is forbidden and the consumption of alcoholic drinks is not allowed.

(60) bus travel may not be suited to everyone’s taste, it affords budget travelers the (61) to see America in comfort and safety and at a leisurely unhurried pace.

55().

A.spend 

B.use 

C.consume 

D.take
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