下列叙述中错误的是( )

A．在程序运行时，通用对话框控件是不可见的
B．调用同一个通用对话框控件的不同方法(如ShowOpen或ShowSave)，可以打开不同的对话框窗口
C．调用通用对话框控件的ShowOpen方法，能够直接打开在该通用对话框中指定的文件
D．调用通用对话框控件的ShowColor方法．可以打开颜色对话框窗口

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.

54().

A.for 

B.along 

C.in 

D.from