If __________ bicycle is broken, _________ can use __________.

The shoes don’t fit me. Would you please show me ______ ?—Sure. Here you are.

I’m sleepy. I prefer at home to going out for a walk.

Is this ______ English book?—No. ______ is at home.

How many times have you been to China?— In fact, it is the third time that I __________ here.