来自孟吉红的问题
It'sagoodideafortheparentstotakechildrenforawalkwith_____(they).
It'sagoodideafortheparentstotakechildrenforawalkwith_____(they).


It'sagoodideafortheparentstotakechildrenforawalkwith_____(they).
It'sagoodideafortheparentstotakechildrenforawalkwith_____(they).
them
这个空有可能是反身代词“themselves”吗?