问题
It was really noisy in the workshop. Not until ______ at the top of my voice ______ to look at me.
A:did I shout; he turned
B:had I shouted; had he turned
C:did I shout; did he turn
D:had I shouted; he turns
B:had I shouted; had he turned
C:did I shout; did he turn
D:had I shouted; he turns
正确答案是：
