I didn’t know which shirt was better, the black one or the red one, so I took  them     .

I’m afraid we can’t have coffee; there’s _____ left.

There are quite a few old books on the shelf, but _____ of them is useful to teenagers.

–Would you like some coffee or tea?–_____. Water is OK.

Jack is one of those men who_________ best evening the most difficult situations.