I think your pen is in your pencil-box. —_____.[ ]

I ________the dog ________a walk every day.

Our school is so famous that _______ people come and visit it every term.

Our school sports meeting will start ______the morning of next Sunday. [ ]

Mrs. Black doesn’t know if her American friend_____ to Heilongjiang. If he_____ here, she will meet him at the airport.[ ]