Those children can take care () themselves now填上介词You are busy on weekdays.How ()　weekends

Those children can take care () themselves now填上介词
You are busy on weekdays.How ()　weekends

Those children can take care ( of ) themselves now.那些孩子现在可以照顾自己了.take care of 表示“照顾,照料”.
You are busy on weekdays.How ( about )　weekends?工作日你很忙,那么周末怎么样?How about 或者what about 表示“.怎么样?”

take care of = look after “照顾，照看”

Those children can take care (of ) themselves nowYou are busy on weekdays. How (about)　weekends