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各题所给的A、B、C和D选项中，选出最佳选项，并在答题卡上将该项涂黑。
One factor that can influence consumers is their mood(情绪) state. Mood may be described ____21____ a temporary and mild positive or negative feeling that is generalized and not tied to any particular circumstance. Moods should be ____22____ from feelings which are usually much more stronger ____23____ to specific circumstances, and often conscious. In one sense, the effect of a consumer’s mood can be thought of in ____24____ the same way as our reactions to the ____25____ of our friends — when our friends are happy and “up”, that tends to influence us positively, but when they are “down”, that can have a negative impact on us.
