Question

(2012·安徽高考)I remembered ________ the door before I left the office, but forgot to turn off the lights.

A．locking	B．to lock
C．having locked	D．to have locked

Answer 1

B

选B　考查非谓语动词。句意：我离开办公室之前记得关门却忘记关灯了。remember to do sth.表示“记得要做某事”，与后半句中的“forgot to ...”相对应。