falling

• He got a nasty knock on the head when he fell .
  他跌倒时头撞得很厉害。
• All summer and all fall i've operated .
  整个夏季和秋季我都在开刀。
• His fences were continually falling to pieces .
  他的篱笆总是坍塌。
• I've fallen behind in the career race .
  在官场的竞赛中，我落后了。
• I fall upon the thorns of life, i bleed .
  我倒在人生的荆棘上，淌着血。
• I have fallen behind with my correspondence .
  我积压了许多信没回。
• He fell into raptures over classic music .
  他对古典音乐喜爱若狂。
• He took a bad rap on the head when he fell .
  他跌倒时，头被猛撞了一下。
• The occupancy for each show fell 4 percent .
  每场电影的上座率降低了4%。
• The enemy fell back as our troops advanced .
  我军前进，敌军后退。