安逸的很:soon in came the keeper with the things I wished to eat?中in came the keeper是什么语法规则？

soon in came the keeper with the things I wished to eat?中in came the keeper是什么语法规则？ The teacher came in, __B__. After the teacher came in,the class _____. 翻译:"he told his father to keep the cat at home.but the cat's owner soon came to kevin's house. They discussed the matter in detail, ___ they came to an understanding. He came into the classroom with a book in his hand什么意思? long absent soon forgotten i believe it in the vast sea of people WHY HE/SHE CAME TO THE BATTLEFIELD? WHAT HE/SHE WAS FIGHTING FOR IN THE BATTLEFIELD? there came the bad fairy. It came to a well.In the well,it hear a frog.这里为什么可以省去frog's vioce