He is so careless that he always his school things at home.A. forgetsB. forgotC. leavesD.

问题补充：

He is so careless that he always his school things at home.

A. forgets

B. forgot

C. leaves

D. left

答案：

A. forgets

B. forgot

(答案→)C. leaves

D. left

解析：本句是现在时态,B,D可排除，leave在这意为“遗忘”。整句意为：他总是很粗心，总是把学习用品遗忘在家里。