请用括号中所给词的正确形式填空。
1. Marvin, you were walking _____ (slow). Please walk more _____ (quick).
2. Susie, you were reading a letter _____ (serious). Please read it _____ (sad).
3. Mary, you were setting the table too _____ (noisy). Please do it _____ (quiet).
4. Mike, you were bringing in the food _____ (casual). Please do it _____ (formal).
5. Am I speaking too _____ (fast)?
6. The weather was _____ (terrible) bad.
