第二部分阅读理解（共两节，满分40分）
第一节（共15小题；每小题2分，满分30分）
阅读下列短文，从所给题的四个选项中，选出最佳选项，用铅笔把答题卡上对应题目的答案标号涂黑。
A
Rio de Janeiro, Brazil's second largest city, stretches itself lazily along the coast of the Atlantic Ocean. It is a beautiful city. It has modern malls, theme parks and beautiful beaches. A trip to Rio will also give you a glimpse of the happy lifestyle of the cariocas -- the people of Rio -- who are known for their big hearts and friendliness.
Downtown Rio is the city's cultural and historical heart. It is also the perfect place for a walk. Old buildings and churches stand next to stores and dance halls, and a walk through downtown Rio is a history lesson and an adventure. The many tall office buildings remind visitors that Rio is an important commercial city.
