I saw an old man f_______off his bike just now._英语解答

I saw an old man f_______off his bike just now.

人气：496 ℃　时间：2020-03-20 03:47:51

解答

fall (see sb do 意为看到某人做过某事,1楼 see sb doing 意为看见某人正在做某事.因为just now 个人认为fall更好.二楼纯粹开黄枪,结构上不属于英语.