英语翻译!!!!

Question

我回到家前,爸妈已经吃完了晚饭
到上个月末，他们已经种了3000棵树
去北京前，我们买了许多东西
警察说他们已经把丢失的孩子送回他父母那里了
爱护你的头发很重要

Answer 1

My father and mother had finished eating dinner before i got home.
they had planted 3000 trees by the end of last month.
we had bought a lot of things before we went to Beijing.
the policemen sad that they had sent the lost child to his parents.
it's important to take good care of your hair.

Answer 2

1 Before I came back home, my parents had finished supper
2The end of last month, they 3000 trees have been planted
3Before go to Beijing, we buy a lot of things
4Police said they had put the lost child back to his parents there
5Take good care of your hair is very important

Answer 3

Before I came back home, my parents had finished supper
The end of last month, they 3000 trees have been planted
Before go to Beijing, we buy a lot of things
Police said they had put the lost child back to his parents there
Take good care of your hair is very important

Answer 4

直接在网上翻译呗！