“What do you think of them?” “I don’t know _____ is better, so I’ve taken _____ of them.”A. what, both B. what, noneC. which, both C. which, none
__will I give up. I believe I can manage it.
It was ___creative thinking that I took the course, not to get high marks in exams.
—The terrible accident is under investigation.—Actually, quicker action _____ those workers trapped in the mine.
While we were listening to the speech attentively, a voice _____ to announce the result of the election.
many times, but he still didn’t understand it.