Oh my God! Is this your room? The furniture here remains with such thick dust!A. covered

问题补充：

Oh, my God! Is this your room? The furniture here remains with such thick dust!

A. covered

B. covering

C. to cover

D. be covering

答案：

(答案→)A. covered

B. covering

C. to cover

D. be covering

解析：考查remain的用法：句意：天哪，这是你的房间吗？这里的家具仍然如此厚的灰尘。Remain这里是连系动词，后面可以接名词，形容词，介词短语、现在分词，过去分词，不定式做表语，因为The furniture和cover是被动关系，用过去分词做表语。选A。