问题
How much do you know about the 3D film technology— A little. Not until ________ the hot movie Avatar________ some about it.
A:did I seedid I begin to learn
B:I saw Ibegan to learn
C:I saw did Ibegin to learn
D:did I see Ibegan to learn
B:I saw Ibegan to learn
C:I saw did Ibegin to learn
D:did I see Ibegan to learn
正确答案是：
同类题型
It gives his life a flying start _____he has gone abroad for further education. [ ]
Whose model plane is it—It’s Jack’s. He made it by _______.
It’s no such ____ long distance from here to ____ supermarket. We can walk there.
Look! The young girl is dressing up __________ an old man ___________ a black coat.