解释句子（英译英）用简单的英语解释下列句子【“（）”必改部分】1、When I got home yesterday,m

1、When I got home yesterday,my family were (at table).
my family were having a meal when I got home yesterday.
2、Thousands of people attended the Beijing Olympic Games in 2008.
Thousands of people joined the Beijing Olympic Games in 2008.
3、Dose this house belong to you?
are you the master of this house?