1.The distance from Ha Noi to Thanh Hoa City is about 100 kilometres
->It's about 100 kilometres from Ha Noi to Thnah Hoa
2.Although Quang Hai-footballer is so young,he plays football beautifully
->In spite of/Despite being so young, Quang Hai-footballer plays football beautifully.
3.My father lived in small village when he was a child.
->My father used to live in small village when he was a child.
4.What is the distance between Thanh Hoa and Ha Noi City
->how far is it from Thanh Hoa to Ha Noi City.
5.We will use less electricity in the future
->Electricity will be used less in the future.