the house is empty memories flood my mind of a time when it was filled with life.A. Sin

问题补充：

the house is empty, memories flood my mind of a time when it was filled with life.

A. Since

B. Unless

C. As if

D. Even though

答案：

A. Since

B. Unless

C. As if

(答案→)D. Even though

解析：考查连词辨析。A自从，既然；B除非;如果…不；C似乎；D即使，尽管；句意：即使房子是空的，但是房子里满的时候的记忆还是涌进了我的脑海。根据句意说明D正确。