II．语言知识及应用（共两节，满分35分）
第一节 完形填空（共10小题；每小题2分，满分20分）
阅读下面短文，掌握其大意，然后从21~30各题所给出的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。
Flying first class was a new experience for me．I had a sense of 21 to be flying in such luxury(奢侈)．
I noticed that the stewardess was working non-stop to ensure the 22 of the first class passengers．I thought about how much she must love her job as she smiled kindly at each person while 23 to their needs．
