The policeman came up to the lonely house with the door , there for a while and then entered it.
A. open; to stand
B. opening; stood
C. open; stood
D. opened; standing
网友回答
A. open; to stand
B. opening; stood
(答案→)C. open; stood
D. opened; standing
解析：考查open的词性和stand的非谓语形式和谓语形式的区别。。Open就是形容词，故不需要BD.第二空，stood和前面的came up和后面的entered 并列关系，所以用过去时，作谓语。