The changes in our chemistry lab will cost quite a lot, ____ they will save us money in the long run.
—I’ve got an “A” in the examination. —That’s a good ______. You will surely win a second.
“Do you know that Jack ______ a postman for about six years?” “Yes, I see.”
“Did you get a job?” “No, I ______, but it’s no use.”
He regards that book _____ one of the worst that he’s _____ read.
We’re so busy that no one in the office can _____ for any other work.