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The United States is well-known for its network of major highways de signed to help a driver get from one place to another in the shortest possible time.【C1】______ these wide modern roads are generally【C2】______ and well maintained, with【C3】______ sharp curves and straight sections, a direct route is not always the most【C4】______ one. Large highways often pass 【C5】______ scenic areas and interesting small towns.【C6】______ , these highways generally【C7】______ large urban centers, Which means that they become crowded with【C8】______ traffic during rush hours,【C9】______ the "fast, direct" route becomes a very slow route.
However, there is almost always another route to take【C10】______ you are not in a hurry. Not far from the【C11】 ______ new" superhighways", there are often older,【C12】______ heavily traveled roads which go through the 【C13】______ .【C14】______ of these are good two lane roads; others are【C15】______ roads curving through the country. These secondary routes may go up【C16】______ slope, along high【C17】______ , or down【C18】______ hillside to towns 【C19】______ in deep valleys. Through these less direct routes, longer and slower, they generally go to places【C20】______ the air is clean and scenery is beautiful, and the driver may have a chance to get a fresh, clean view of the world.
【C1】
核心产品是指【 】
基本单位是指在我国领土内拥有—定活动场所并从事—定生产经营活动的经济单位。 ()
企业实收资本是指企业的所有者实际投入企业生产经营活动的各种财产的货币表现。()
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