請幫我寫出英文的原級~~謝謝

EX:1. cheaper----cheap
EX:2. dirtier----dirty
3. faster----( )
4. safer----( )
5. friendlier----( )
6. bigger----( )
7. noisier----( )
8. hotter----( )
9. more exciting----( )
10. more modern----( )
8 個解答 8