________ bike is yours, the red one, the black one or the blue one?

[　　]

There are ________ players in an american football team.

[　　]

We are going to ________a bootball game tomorrow.

[　　]

When Edison was a child, he liked to ________ how things worked.

[　　]

Please tell the story ________ English.

[　　]

I like ________ music, but I don't like ________ music of that film.

The earth is ________ turning around the sun.

The Young Pioneers often help the old woman to ________water.

[　　]

My father often ________ games on TV in the evening.

[　　]

Her brother ________ shoes in a shoe factory.

[　　]