Suggestions

it depends of what type of anime you prefer.
If you like shounen (hero with super power) you can try
- Naruto
- Bleach
- Katekyoshi Hitman Reborn

if you prefer seinen ("more adult" content)
- Deadman Wornderland
- Another
- Kiseiju

or maybe a shoujo (generaly for girls)
- Ao Haru Ride
- Ore Monogatari
- kaichou wa maid-sama