根据汉语提示完成句子

问题描述:

根据汉语提示完成句子
你游泳多长时间了?已经整整三个小时了
_____ ______ ______you______swimming?
For_____ ______three hours
会议已经召开了四个班小时了
The meeting has been on _____ _____ _____ ______ _____ ______

How long have you been swimming?
For a whole three hours.
The meeting has been on for four hours and a half.