Everyone hopes that we can do something to make things better, so we can't help ______ under the stress.
She stepped into the bedroom quietly_________she might wake up her roommates.
—He _____to the meeting. Have you informed him of it? —Sorry. I______to.
It is not enough only ______the rules of grammar if you want to learn English well.
He ______the person referred to be put in prison.
______you I owe a thousand apologies ________having doubted your ability.