It was __________ computer games that cost the boy a lot of time __________ he ought to have spent onhis lessons.
Under no circumstance _____ to tell lies to parents.
"_____ your meeting is!" he offered them his sincere congratulations.
From my point of view,the theory thatby the scientist is not quite scientific.
Tom’s mother often requires that hemore time in studying English every day.
We can't go out,for it is getting dark and,it is raining.