What will people die of in 100 years? If you think that is a simple question, you ______ attention to the revolution taking place in biotechnology.
Would you please keep me _______ with the latest news?
I _____ hope that every one of us will be successful in our studies.
I’ll spend what I have _____ you a new coat.
He ____ in the north, but now he ____ here.
Better _____ all the lights are turned off before you leave the classroom.