If we go on using energy so wastefully, __________ are that our oil wells will be dried up before new energy sources can be found to replace oil.
Jude, seated in a chair and lost in thought, gave me a sudden look, as if _________, “Are you kidding?”
--- Who are you e-mailing?--- My cousin who ________ to Fudan University the year before last year.
_______ eager to get access to the president, the boy in northern America wrote a letter to him.
Jackson who was famous for his high energy performances _________ during the Democratic National Committee benefit concert, A Night at the Apollo once.
It was decades ago ________ I was in my teens ________ the Chinese government decided to reform the social economic system.