来自邱培林的问题
高二英语：这里为什么是weredrivenup和weredropped?TwootherscientistsandIweredrivenupthemountainanddroppedascloseapossibletothecraterthathadbeenformedduringtheruption.
高二英语：这里为什么是weredrivenup和weredropped?
TwootherscientistsandIweredrivenupthemountainanddroppedascloseapossibletothecraterthathadbeenformedduringtheruption.
