--- Did you turn off the lights before you left the computer room? ---- Oh, I forget _______ them off. I’ll go to do it.
—What’s up? You look down. —I have piles of papers ______, but I type so slowly.
I don’t think it is teachers who ______ for giving students too much pressure.
Readers can ______quite well without knowing the exact meaning of each word.
The brave soldier would prefer to _____ rather than ______ and in the end the enemy had to kill him.
is no possibility Bob will win the first prize in the match.