________ is of no concern to us.
| A．It rain or not | B．If or not it rains |
| C．Whether it rains or not | D．Will it rain or not |
—I had the computers repaired yesterday.
—How much did they _________ for that?
| A．cost | B．spend | C．take | D．charge |
Everybody says Rebecca and John is a perfect match; no one has ever known __________ couple.
| A．a better | B．the better | C．a best | D．the best |
______ being an outstanding physician and scientist, he was an accomplished writer and a gifted artist.
| A．As far as | B．As well as | C．As soon as | D．As long as |
I’m hoping that John will let us have the car tonight; __________, I’m afraid we won’t be able to go out.
| A．even if | B．if so | C．what if | D．if not |
The famous actor keeps fit and athletic by __________ at the gym for an hour every morning.
| A．making out | B．figuring out | C．working out | D．turning out |