—Mum, I am thirsty. Where is______ cup?—Is this______?—Yes, thank you.

 -      _ may have a chance to be successful if he tries his best.

--- Where is my bag? --- _____ is on the desk.

Though I ______ the telephone number many times, the foreigner couldn’t write it down.

I find        difficult for Tom to reach that picture.He is a little short.