—Which of these two electronic dictionaries do you like better ? — _____ . They are both expensive and of little use .
It’s the first time that he has been to Australia, _______ ?
Peter’s jacket looked just the same as Jack’s, but it cost _____ his.
Children need friends ______ their own age to play with.
My parents have promised to come to see me before I _______ for Africa.
It just isn’t fair_____ I was working as a waiter last month; my friends were lying on the beach. . A whenever B. though C. for D. while