根据句意，用所给单词的适当形式填空。
(1)I didn't want to be treated ____ （different）from anyone else.
(2)When she was in her____ (twenty), she began to study Japanese.
(3)Compared with his twin brother, he does ____ (well) in English.
(4)Williams hopes to become a friend of____ (he) because they share the same interest.
(5)Many people have their own cars. As a result, the streets are much more ____ (crowd).