Can a subordinate clause modify two clauses when it is at the end?
He was eating bread and his family got up when you arrived.
"when you arrived" modifying "He was eating bread" and "his family got up."
He and his wife takes turning doing their hobbies when the children are not at home. He does exercises or his wife goes fishing when their children are at school.
"when their children are at school" modifying "He does exercises" and "his wife goes fishing."