Kate was not sure .
A. that she should go through the third gate
B. if she should go through the third gate or not
C. which gate should she go through
D. which gate she should go through
网友回答
A. that she should go through the third gate
B. if she should go through the third gate or not
C. which gate should she go through
(答案→)D. which gate she should go through
解析：特殊疑问句作宾语从句，要用陈述句语序，故选D