题目内容：

could you tell me ----?A how many people have been out of hospital B when Children's Day was
并说明原因,

优质解答

A
表示公理的是必须用一般现在时的,比如说月亮绕着地球转,这个是公理,所以翻译为：The moon moves around the earth ..儿童节的时间也是这个原因,所以用一般现在时.