阅读理解(共20小题，每小题2分，共40分)
第一节 阅读下列短文，从1-15各题所给的四个选项中选出最佳选项，并在机读上将该项涂黑。
A
Friends play an important role in our lives, and although we can’t be more familiar with the fact of friendship, we often don’t clearly understand how we make friends, especially with Americans. Here are some pieces of advice on making friends with Americans:
