II 语言知识及应用（共两节, 满分45分）
第一节完形填空（共15小题；每小题2分, 满分30分）
阅读下面短文, 掌握其大意, 然后从16 ~ 30各题所给的A、B、C和D项中，选出最佳选项, 并在答题卡上将该项涂黑。
Mrs. Jones was very fond of singing. She had a good 16 , except that some of her high notes tended to sound like a gate, which someone had forgotten to 17 . Mrs. Jones was very conscious of this 18 , and took every 19 she could find to practice these high 20 .
