his father came back from work his homework.
A. Not until; he did
B. It wasn't until; when he did
C. It was until; that he didn't do
D. It wasn't until; that he did
网友回答
A. Not until; he did
B. It wasn't until; when he did
C. It was until; that he didn't do
(答案→)D. It wasn't until; that he did
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