It was too cold and windy , so we could see ____ people walking in the street .

Can you see her son _____the picture?—Yes, I can.[ ]

My aunt and uncle have two children, but __________ of them lives with them.

There’s smile on the teacher’s face. I think she’s ______ our work.

What _______ fun it is to play with computer games!— Don’t you think it’s ________ waste of time?