[单项选择]The early railroads were connected short lines in the existing arteries of transportation: roads, turnpikes, canals, and other waterways.（）
A. short lines that connected
B. those short fines connected
C. connected by short lines
D. short connected lines

[多项选择]The phone lines were overloaded and customers weren’t able to get through.
But if ______

[单项选择]As electric lines were destroyed by the storm, they were forced to ______ light for several days.
A. go over
B. go in for
C. go without
D. go out

[填空题]In Yugoslavia, the late 1960s and early 1970s were marked by improved relations with other countries, regardless of their political ______. (orient)

[填空题]Early theories held that dreams were reflection of people’s real, physical worlds.

[填空题]In early times, most people were too busy making a living to have many {{U}} (36) {{/U}}. Today as machines have {{U}} (37) {{/U}} the amount of time they must spend on their jobs, people have more time than before for hobbies. People take up hobbies because these activities offer {{U}} (38) {{/U}} , friendship, knowledge, and relaxation. Sometimes they even yield {{U}} (39) {{/U}} profit. Hobbies help people {{U}} (40) {{/U}} after periods of hard work. They {{U}} (41) {{/U}} a balance between work and play, especially for workers who do the same {{U}} (42) {{/U}} tasks all day long. Hobbies also offer interesting activities for persons who have {{U}} (43) {{/U}}. Those who have developed hobbies {{U}} (44) {{/U}}. Anyone can follow a satisfying hobby, {{U}} (45) {{/U}}. A famous Canadian doctor expressed the value of hobbies by saying,"{{U}} (46) {{/U}} ."