I bought a new house last year,but I ________ my old house yet,so at the moment I have two houses.

I bought a new house last year,but I ________ my old house yet,so at the moment I have two houses.

题目
I bought a new house last year,but I ________ my old house yet,so at the moment I have two houses.
A) did not sell
B) do not sell
C) had not sold
D) have not sold
答案
D) have not sold
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