问题描述:
it was too noisy outside .not until ( )at the top of my voice ( )his head.
A,i shouted;did he turn
B.i shouted;had he turned
C. did i shout;did he turn
D. had i shouted;he turned
A,i shouted;did he turn
B.i shouted;had he turned
C. did i shout;did he turn
D. had i shouted;he turned
问题解答:
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