fall down 失败
fall over 摔倒
fall off
1.(数量)减少
Enrollment has fallen off this year.
今年入学人数减少了.
2.(势力、地位等)降低
3.脱离
fall onto?摔到什么上?
你答案错误了吧 应该选fall ove
fall down 失败
fall over 摔倒
fall off
1.(数量)减少
Enrollment has fallen off this year.
今年入学人数减少了.
2.(势力、地位等)降低
3.脱离
fall onto?摔到什么上?
你答案错误了吧 应该选fall ove