She have stopped her work halfway.
A. ought to not
B. ought not to
C. not ought to
D. does not ought to
网友回答
A. ought to not
(答案→)B. ought not to
C. not ought to
D. does not ought to
解析：句意：她不应该半路停止工作。这里是ought to have done否定的形式，应该是ought not to have done，故选B。