the help of Uncle Wang my father repaired my computer.[ ]

How will your father go to Shanghai tomorrow?—I don’t know ____ .

“How long does it take you ­________to Beijing?” “More than three hours.”

Look at the man in the classroom! Is he Mr. White?—No, it __________be him. He’s eating in the dining hall.

I can hardly hear the radio. Would you please ______.—Yes, of course.