American Roads The United States is well-known for its network of major highways designed to help a driver get from one plac

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问题                         American Roads
    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. Although these wide modern【B1】______are generally smooth and well maintained, with few sharp curves and straight sections, a direct route is not always the most【B2】______one. Large highways often pass by scenic areas and interesting small【B3】______Furthermore, these highways generally connect large urban centers, which【B4】______that they become crowded with heavy traffic during rush hours, when the "fast, direct" route becomes a very slow route. However, there is almost always another route to take【B5】______you are not in a hurry. Not far from the【B6】______new "superhighways", there are often older,【B7】______heavily traveled roads which go through the countryside. Some of these are good two-lane roads; others are uneven roads curving through the country. These secondary routes may go【B8】______steep slopes, along high cliffs, or down frightening hillside to towns【B9】______in deep valleys. Through these less direct routes, longer and slower, they generally go’to places【B10】______the air is clean and scenery is beautiful, and the driver may have a chance to get a fresh, clean view of the world.
A. less E. means I. which
B. up F. roads J. if
C. enjoyable G. lying K. where
D. relatively H. through L. towns
【B4】

选项

答案E

解析 定语从句中缺少谓语,同时本空应为一般现在时。mean可意为“表明、意思是”,符合题意。
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