Work hard _____ you can succeed.
—It’s the office! So you ________ know eating is not allowed here.—Oh, sorry.
I called Hannah many times yesterday evening, but I couldn’t get through. Her brother ________ on the phone all the time!
But for their help, we ________ the program in time.
In peace, too, the Red Cross is expected to send help ________ there is human suffering.
In just a decade, the company has been ________ from a family business to a large operation.