Complete the second sentence so that is has the same meaning as the first

1) complete the second sentence so that is has the same meaning as the first
1.the nile is the longest river in the world
- no river
2. we will probably visit japan in the future
-we might
3 my brother can run very fast
-my brother is
4 nga likes badminton best
- nga's favourite
5 my children like studying english very much
-my children are