Mike, are you familiar ________ this new type of car? Just give me some advice.—Oh, I’m sorryIt is really a new one
It is foolish ______such a mistake
_________ a week does Tom go to the club ? — Once a week.
Could I borrow your dictionary—___________, but you have to return it tomorrow.
If you want to be healthier,you have to eat________ andtake________ exercise.