(수능) If there is an oven fire, turn off the heat and keep the door (_____) to prevent flames from burning you and your clothing.
1) closing
2) closed
3) close
4) to be closed
(수능) You must always leave your room (_____).
1) locked
2) lock
3) locking
4) to be locked
(수능) Children seem to learn more interesting things (_____) with when we were in school.
1) compared
2) to compare
3) comparing
4) to be compared
