---- What were you doing when Tony phoned you?
---- I had just finished my work and to take a shower.
A. had started
B. started
C. have started
D. was starting
网友回答
A. had started
B. started
C. have started
(答案→)D. was starting
解析：考查时态：句意：--当托尼打电话的时候你正在做什么？--我刚刚完成作业，刚准备洗澡，说明在托尼打电话的过去时间，第二个人正要去洗澡，用过去将来时，选D。