35. ----Can you turn down the radio, please?　

---________.

A. Oh, I know　　 　　　B. I'm sorry; I didn't realize it was that loud

C. I'll keep it down next time.　　 D. Please forgive me

34.　　　　　　 ____ all over the hills and around the lake are wild flowers of different kinds.

A.　　　　　　　 To grow　　 B. Growing　　 C. Grown　　 D. Grow

33.　　　　　　 From his ____ voice on the phone, I know everything is going under way.

A.　　　　　　　 satisfactory　　 B. satisfying　　 C. satisfied　　 D. satisfaction

32.　　　　　　 Mankind is to ____ for global warming, some top climate scientists said.

A.　　　　　　　 stand　　 B. employ　　 C. blame　　 D. wait