---What _______useful book it is!---Yeah, it tells you how to play _____ guitar.
There is “s” in the word “desk”.
—Mike invited us to take part in the party this Sunday. — Is tomorrow his birthday?
Great changes have taken place around the world. Nobody can tell _____ in 20 years.
_____ nice the ice cream looks! Ican’t wait to taste it.
Is that your best friend Kitty?— No, it _________ be her. She flew to Singapore yesterday.