填空题 1 Although these wide modern roads are generally smooth and well maintained, with few sharp curves and straight sections, a direct route is not always the most enjoyable one. 2 Further-more, these highways generally connect large urban centers, which means that they become crowded with heavy traffic during rush hours, when the "fast, direct" route becomes a very slow route.
3 Not far from the relatively new "superhighways", there are often older, less heavily traveled roads which go through the countryside. 4 These secondary routes may go up steep slopes, along high cliffs, or down frightening hillside to towns lying in deep valleys. 5
A. Through these less direct routes, longer and slower, they generally go to places where the air is clean and scenery is beautiful, and the driver may have a chance to get a fresh, clean view of the world.
B. Large highways often pass by scenic areas and interesting small towns.
C. Some of these are two good lane roads; others are uneven roads curving through the country.
D. Americans like to drive around along the highways.
E. The United States is well known for its network of major highways designed to help a driver get from one place to another in the shortest possible time.
F. However, there is almost always another route to take if you are not in a hurry.
G. Anyone but the brave have the courage to go through them.