—I’m sure Andrew will win the first prize in the final.
—I think so. He ______ for it for months.
A. is preparing B. was preparing C. had been preparing D. has been preparing
—I’m sure Andrew will win the first prize in the final.
—I think so. He ______ for it for months.
A. is preparing B. was preparing C. had been preparing D. has been preparing
D