a. I forgot ___1.___ the door.
(= The door wasn't locked)
b. I forgot ___2.___ the door.
(= The door was locked and you just forgot about that.)
to lock; locking
a. We stop ___1.___ at him.
(= We were laughing at him, but now we stop.)
b. We stop ___2.___ at him.
(= We stop what we're doing and start to laugh at him.)
laughing; to laugh
沒有留言:
張貼留言