_____ 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
_____ 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
D