Decide which of the choices given below would correctly complete the passage if inserted in the corresponding blanks. Mark the correct choice for each blank on your ANSWER SHEET. 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. ___1___ these wide modern roads are generally ___2___ and well maintained, with___3___ sharp curves and straight sections, a direct route is not always the most ___4___ one. Large highways often pass ___5___ scenic areas and interesting small towns. Furthermore, these highways generally ___6___ large urban centers, which means that they become crowded with ___7___ traffic during rush hours, ___8___ the “fast, direct” route becomes a very slow route.