What did he do?He raised___ for the charity to help the poor children.选哪个,请简单的说明理由、A.thousands of dollars B.thousands of dollar
问题描述：
What did he do?He raised___ for the charity to help the poor children.选哪个,请简单的说明理由、
A.thousands of dollars B.thousands of dollar
答
thousands of 成千上万的，数以千计的
dollar是可数名词，复数形式加s
答
A 他为慈善机构捐了很多钱，dollar可数 所以加s thousands of 后要接复数
答
A.thousands of dollars
thousands of +名词复数