When __________ a new word, you'd better __________ a dictionary.
―What’s the matter? You look worried and restless. ―Oh, nothing really serious. As a matter of fact, I ______ of my graduation thesis. I have to hand it in soon.
One of them told me, “This is the first time I ________ to the capital to attend the flag-raising ceremony.”
The news came as no surprise to me. I _______ for some time that the factory was going to shut down.
My mind wasn’t on what he was saying so I’m afraid I _______ half of it.
With more forests being destroyed, huge quantities of good earth _______ each year.