Of all the books on the desk,    is of any use for our safety．

One should wash ___ hands before meals.

---- “Lady GaGa” is a real legend!---- Absolutely. She is a big hit in the sales of her albums. In addition, _______ of the singers around the world can match her in unique taste in haircuts and clothes.

—Is David a man with good manners ?—I don’t think so . As a matter of fact , he is         but polite .

I don’t like to travel to big cities, because to me, one city is much like        .