问题补充：
He is so careless that he oftenhis school things at home.
A. puts
B. forgets
C. takes
D. leaves
答案：
A. puts
B. forgets
C. takes
(答案→)D. leaves
解析：
试题分析: 句意：他太粗心了，经常把上学的东西忘在家里。puts放，forgets忘，takes拿，leaves忘记；leave sth at someplace把某物忘在某处，固定搭配，故选D
