The education program bining brain work with manual labor is being widely spread throughout the country.
A. to aim at
B. aims at
C. having aimed at
D. aimed at
网友回答
A. to aim at
B. aims at
C. having aimed at
(答案→)D. aimed at
解析：句意：旨在结合脑力工作和人工劳动的教育程序在全国传播。Be aimed at“旨在…”，所以用过去分词做定语，选D。