问题
选择题
_________ people went to the concert that was held in Jinyun Square __________ the night of April 25.
A．Thousands of; in
B．Two thousands; on
C．Thousands of; on
D．Many thousand; in
答案
答案：C
表示具体的数量数词不可以使用复数，故不选B，数词复数+of+名词，表示不确定的数量，在时间天前用介词on，本题中有个25号，故本题选C。