Study hard, and      will be difficult.

—Which of the two pairs of shoes will you take?—I’ll take ________. They are too small for me.

This is _________ toothbrush and that is _________. 

–Is that colourful pencil-box Bob’s ? – No, it isn’t __________. It’s _________,

—What do you think of these two books?—________ of them are interesting. And I’ve read them several times.