Our ______21st School Sports Meeting will be held next week.l can't wait!A.the B.a C.an D./我选的是A,但老师说选D,百思不得其解.

问题描述:

Our ______21st School Sports Meeting will be held next week.l can't wait!A.the B.a C.an D./
我选的是A,但老师说选D,百思不得其解.

D 前面有our,物主代词不能和冠词同时修饰同一个名词