Complete the second so that it means the same as the sentence before

1. complete the second so that it means the same as the sentence before:
1) Hung drives more carefully than his brother. ->Hung's brother drives less..........................
2) It takes Long two hours to do his homework every day. -> Long spends.............................
3) My sister started learning English 5 years ago.-> my sister has.................................................
4) finding an apartment in a big city is not easy. -> it is not....................................
5) you are not allowed to leave the room without permission. -> you mustn's..........................