Put the adjectives in brackets into the correct form.
1) Mr Adams is (patient) teacher I have ever had.
2) According to an English saying, the (old) we grow, the wiser we become.
3) Don't you think that Nathan needs to be a bit (sensitive) to other people's feelings?
4) Ron was very rude to Mary. I think that (little) he could do is apologise ti her.
5) My younger sister is (sociable) person in our family.