about 500 copies of the painting （） by the end of last monthA had_英语解答

about 500 copies of the painting （） by the end of last month
A had finished B have finished C had been finished D have been finished
拜托说明原因啊、

人气：354 ℃　时间：2019-12-18 03:46:10

解答

选C 到上个月末为止大约有五百幅画的副本已被完成.