_____I always felt I would pass the exam, I never thought I would get an A.A. While B. Once C. If D. Until
Though the aerospace industry has made greater progress in China, the scientists will not _________ themselves ___________ this status.
—Journalists have to work very quickly in order to ________.—I know. I like that. It’s very challenging.
In Beijing volunteers are making use of every minute to ________ their foreign languages because language volunteers must pass a written test and an interview.
As is recorded in history, silkworms (蚕) were first raised by a woman in _________ is today Hebei Province.
Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately _______ in and ________ their lives.