The United States is a "telephone land". Almost everyone uses the telephone to (36) social engagements, visit with friends, conduct business and (37) all kinds of information. It is the chief method for sending and (38) information in the United States. Some visitors (39) to use the telephone much at first, either because it is (40) , because they think it is (41) (as it is in many countries), or because they fear they will be (42) the person they call from more important business. In fact, local telephone calls are only 10 cents at public phones and less expensive still in (43) phones, (44) . Within normal hours--after 9:00 A.M. and before 9:00 P.M.— (45) . You need never worry about calling a business offices for information, (46) . If the person you are calling is out of the office, leave a message with his or her secretary.