We--to put off our school sports meet until next month.

We__to put off our school sports meet until next month.
为什么回选A,现在完成时和过去时有什么区别?第一个空为什么不能选过去时
We__to put off our school sports meet until next month.
－I __that.
(A)
A.have decided;didn't expect
B.decided;didn't expect
C.have decided;haven't expected
D.decide;don't expect