I know what I’ll be doing for the next three weeks, but I ______

I know what I’ll be doing for the next three weeks, but I ________ beyond that.
A、haven’t thought
B、don’t think
C、didn’t think
D、hadn’t thought
【正确答案】：A
【题目解析】：beyond that指的是超出三周之后的时间。haven’t thought是完成时，表示还没有想过。