第一部分阅读理解（共20小题；每小题2分，满分40分）
第一节：阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项, 并答题卡上将该项涂黑。
A
Steve and Yaser first met in their chemistry class at an American university. Yaser was an international student from Jordan. He wanted to learn more about American culture and hoped that he and Steve would
become good friends. At first, Steve seemed very friendly. He always greeted Yaser warmly before class.
