50.　 tell a lie/lies

be lying

lie on the road/ground

lie in bed

lie lying lay laid

49.　 He didn’t see the bag until it was too late

48.　 run/walk to do…

47.　 the sound of children playing

46.　 the sound of…

45.　 right in the middle of the road

44.　 carry…(to…)

43.　 get/ask help

42.　 as +adj/adv+as one can

41.　 get a medicine box