单选题 When she was invited to the party, she readily accepted.
  • A. willingly
  • B. suddenly
  • C. firmly
  • D. quickly


【正确答案】 A
【答案解析】readily和willingly都表示“乐意地、欣然地”；suddenly：突然地；firmly：坚定地、稳固地；quickly：快速地、很快地。