After attending church,the family would go home for dinner.这是什么状语从句,去掉after是否仍然正确?

问题描述:

After attending church,the family would go home for dinner.
这是什么状语从句,去掉after是否仍然正确?

不加after 表示伴随, 不可能一边去教堂一边回家吃饭.不正确
after 时间状语