—Can I call you back at two o’clock this afternoon?—I’m sorry, but by then I _____ to Beijing. How about five?
The big snow lasted five days. People trapped in the station were badly in_______ of food and water.
I think ________ good knowledge of English is ________ great help when you are traveling around the world.
Being able to speak another language well is a great _____ when you're looking for a job.
―I think it’s too late to apologize to Kate. ―Never mind. _______.
Having ________ every night is very important for your health.