The medicine should usually be kept out of the of children at home.A. distanceB. reachC.

问题补充：

The medicine should usually be kept out of the of children at home.

A. distance

B. reach

C. limit

D. arrival

答案：

A. distance

(答案→)B. reach

C. limit

D. arrival

解析：名词词义辨析题。A. distance距离 B. reach手可触及的范围 C. limit 限制D. arrival 到达 根据语境“药品应放在家中孩子够不到的范围”所以选D。