1. When asked about the company's future, the director ________ that he remained optimistic.
A. responded B. mastered C. composed D. performed
【答案】A
【解析】
【详解】考查动词词义辨析。句意：当被问及公司的未来时，这位负责人回答说他仍然很乐观。A. responded 回应，回答；B. mastered 精通，掌握；C. composed 组成；D. performed 执行，演出。根据句意，可知当别人问公司的未来，负责人回答，回应，故选A。
2. She mentally ________ herself top marks for staying cool under pressure.
A. appreciated B. awarded C. advocated D. admired
【答案】B
【解析】
【详解】考查动词词义辨析。句意： 她暗自为自己能在压力之下保持冷静打了最高分。A. appreciated 欣赏；感激；B. awarded 判给；奖励；C. advocated 拥护；支持；D. admired 钦佩；赞赏。根据句意可知，此处表示她在压力下保持冷静，所以暗自用最高分奖励她自己，短语award sb. sth.“奖励某人某物”。故选B。
3. Singers performing Mozart's operas often dress in historical ________.
A. costumes B. customs C. components D. comments
【答案】A
【解析】
【详解】考查名词词义辨析。句意：表演莫扎特歌剧的歌手经常穿着古代服装。A. costumes 戏装；服装；B. customs 风俗；习惯；C. components 组成部分；D. comments 评论。根据句意，可知此句表示，表演戏剧的歌手，穿着古代的服装，故选A。
