第二部分：英语知识运用 (共两节，满分36分)
第一节单项填空(共15小题：每小题1分，满分15分)
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项
涂黑。
A．语法
17．The book is the best has ever been written on the subject．
A．as B．whose C． what D．that
18．I’m considering my job as a teacher because of my failing health．
A．to give up B．give up C．to be giving up D．giving up
19．He changed his mind at the last minute，_______made me very angry．
A．when B．that C．which D．it
