You were silly not your car.A. to lockB. to have lockedC. lockingD. having locked

网友回答

A. to lock
(答案→)B. to have locked
C. locking
D. having locked
解析：此题考查如何用不定式体现时态。要体现不定式的动作先于或应该先于谓语动词之前发生，该不定式要用完成形式。