Their carelessness ______ the failure. That is to say, the failure_____ their carelessness.

He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.

With the popularity of network, email has largely ________ the traditional letter.

—The sports meeting will be ________ till next week because of the bad weather.
—I’ve got it.

He accidentally _____ he had quarreled with his wife and that he hadn’t been home for a couple of weeks.

Why do we have to ____ Joan’s selfish behavior? She should learn to care for others．

You will ______ sooner or later if you keep working like that.

— I have no question at the moment, sir.
— Don’t ________ to call me if you need a hand. I’ll help you.

More and more students lost interest in his class, which ________ him very much.

It’s incredible that the sci-fi film, set in the Space, ________ adults as well as teenagers.