Question

Oh, Janne, you’ve broken another glass. You ought ＿＿＿＿when you washed it.

A. be careful     B. to care  C. have cared     D. to have been careful

Answer 1

D

解析:

should／ought to have done表示“本来应该做的事而事实上并未做”。根据上下文，句中省去了seen her。