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—How much do you know about the 3D film technology?
—A little．Not until ________ the hot movie Avatar ________ some about it．
A．did I see; did I begin to learn B．I saw; I began to learn
C．I saw; did I begin to learn D．did I see; I began to learn
查看习题详情和答案>>— How much do you know about the 3D film technology?
— A little．Not until ______ the hot movie Avatar ______ some about it．
A．did I see; did I begin to learn B．I saw; I began to learn
C．I saw; did I begin to learn D．did I see; I began to learn
查看习题详情和答案>>--How much do you know about the 3D film technology?
--A little．Not until _____ the hot movie Avatar _____ something about it．
A．did I see；did I begin to learn B．I saw；I began to learn
C．I saw；did I begin to learn D．did I see；I began to learn
查看习题详情和答案>>