问题
选择题
Not until I came home last night _____to bed.
A．Mum did go
B．did Mum go
C．went Mum
D．Mum went
答案
答案：B
Not until I置于句首时，主句要用部分倒装。Went是实义动词，借助于助动词did进行倒装。所以选B。
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Not until I came home last night _____to bed.
A．Mum did go
B．did Mum go
C．went Mum
D．Mum went
答案：B
Not until I置于句首时，主句要用部分倒装。Went是实义动词，借助于助动词did进行倒装。所以选B。