1.The palace caught fires three times in the last century ,and little of the orginal building-----now.A.remains B.has remained C.is remaining D.has been remained.‘'--------"为什么选A不选C请详解

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1.The palace caught fires three times in the last century ,and little of the orginal building-----now.A.remains B.has remained C.is remaining D.has been remained.‘'--------"为什么选A不选C请详解
1.The palace caught fires three times in the last century ,and little of the orginal building-----
now.A.remains B.has remained C.is remaining D.has been remained.‘'--------"为什么选A不选C请详解

1.The palace caught fires three times in the last century ,and little of the orginal building-----now.A.remains B.has remained C.is remaining D.has been remained.‘'--------"为什么选A不选C请详解
remian在这里本来就是做系动词的,所以和性质相同的is不能连用,在这里表示“保留,存在”,更不能用于被动.

此句中,remain为表示状态的系动词,不能用于现在进行时中。