— Why don’t you go into the office John —I have my office keys at home.A. forgotB. keptC

问题补充：

— Why don’t you go into the office ,John

—I have my office keys at home.

A. forgot

B. kept

C. leaving

D. left

答案：

A. forgot

B. kept

C. leaving

(答案→)D. left

解析：考查动词辨析：A. forgot遗忘，B. kept保存，C. leave拉下，留下，句意是：--约翰，你怎么不进办公室？--我把钥匙拉在家里了。用过去分词left ，选D.