It's the third time---- late this week.A.that you are B.you are C.when you arrived d.when you have been 答案为何选D,D中为何用when 而不用that

问题描述:

It's the third time---- late this week.
A.that you are B.you are C.when you arrived d.when you have been 答案为何选D,D中为何用when 而不用that

that you have been for
when you have been