--- Mike, since you don’t like to see the film with us, you ____ as well watch TV at home.--- OK, Mum.

--Who’s singing in the next room? Is it Lucy?---It       be her. She has gone to New York.

—I visited France last year. —That         interesting.

—Must I water the flowers now?  —No, you ________ . You __________ do it later.

The public transportation is very convenient in that big city, so there ________ be any difficulty in traveling around.