第 一部分阅读理解（共20小题；每小题2分，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，从每题所给的四个选项（A、B、C、和D）中，选出最佳选项，并在答题卡上将该项涂黑。
A
When you're on the go, your best friend and resource can be your phone. In the age of smart phones, apps are like guiding stars: They can point you in the right direction for a hotel, list expenses, send postcards, and much more.
