There are fifty students in our class, _____ of us _____ football.

Please pour some milk _____ the blender.—Oh, sorry. I’m busy now.[ ]

She often has noodlesbreakfast.[ ]

Trees and flowers ________every year to make our country more beautiful.

I feel it hard to keep up with my classmates. But whenever I want to _______, my teacher always encourages me to work harder.