问题补充:
We Nanjingers should try our best to maketo the Nanjing Youth Olympic Games.
A. differences
B. contributions
C. advances
D. records
答案:
A. differences
(答案→)B. contributions
C. advances
D. records
解析:考察名词词义辨析。A差异;B贡献;C进步;D记录;固定搭配make contributions to…对…做出贡献。句意:我们南京人应该努力给南京青年奥运会做出贡献。根据句意说明B正确。