remove arity.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
add some question for chinese traditional.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Remove outdated content.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Merge pull request #157 from appleboy/patch

update some changes for Chinese Traditional