Các chuyên gia anh giúp với ạ
I. Use the words given and other words , complete the second sentence so that it has a similar meaning
to the first sentence
1, The girl worked hard . Her stepmother was not happy ( although )
2, We won it hold the festival . It costs too much money ( if )
3, It is not necessary for us to spend too much time studying ( have to )
4, You have a smooth voice ( what )
5, A lion can run 100 km/hr while a horse can run 80 km/hr