We couldn't work ________ as we did last year.

[　　]

“Is the desk yours?”

“No, it is ________”

[　　]

Have you got any pen to ________ ?

[　　]

She is never late for class, ________?

[　　]

________ this afternoon?

[　　]

________ is fine. Would you like to go out?

[　　]

“Would you please ________ in class?” asked the teacher.

[　　]

Thirty-five of the class are boys, ________ are girls.

[　　]

I've got two kittens. ________ is white, ________ is black.

[　　]

“Help ________ to these dishes, ” said Mary to Tom.

[　　]