I often have hamburgers for lunch. — You’d better. It’s bad for you ______ too much junk food.

The old tower must be saved, _______ the cost.

It’s already 9:00 and Lucy is ______ for us there.

You _______ seeadentistwhenyouhaveatoothache.

Why don’t you stay a little longer？ — ______, but I really should be on my way.