一、单项选择(每小题1分,共15分)
1.As soon as she entered the room, the girl caught sight of the flowers_______ by her mother.
A. buying B. being bought C. were bought D. bought
2.Mr.Smith,_______ of the________ speech, started to read a novel.
A. tired, boring B. tiring, bored C. tired, bored D. tiring, boring