(2013·甘肃诊断测试)Your cousin is said a new puter program recently, but do you know when he will finish it?
A. to design
B. designing
C. to have been designing
D. to have designed
网友回答
A. to design
B. designing
C. to have been designing
D. to have designed
解析：CC 句意：据说你表弟最近正忙于设计一款新的计算机程序，你知道他什么时候能完成吗？sb.is said to...某人据说……，故排除B、D选项，根据recently可知用完成时态，因此选C项。