Tham khảo tài liệu 'how to ask questions part 27', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | You can use ought to with have instead of should have in questions in this context Ought we to have re-advertised the post rather than appointing him That would have been a wise decision. He s turned out to be completeiy incompetent. Ought Sue to have given your name as a reference Yes. I did say that that was all right but she told several lies on her CV. 4 You can also use the contracted negative form shouldn t have to ask a question in this context. You often use the negative form when you think a negative reply is can use the longer negative form should not have in more formal situations Should we not have applied for planning permission for the building work No. We only need planning permission if we are going to add an extension to the building. We are only carrying out renovations. Shouldn7 you have booked a table 7 didn t think it was necessary. The restaurant s usually very quiet at this time of year. Shouldn t we have locked up No. Bob s working late and he said he ll lock up. Shouldn t they have taken all the furniture when they moved No. I bought some of the furniture with the house. You can also use the contracted negative form oughtn t to have in this context often when you are expecting a negative reply. You can use the longer form ought not to have in more formal contexts Oughv the government not to have taken action earlier to protect the economy They say that they acted as soon as they were made aware of the situation. Ought they not to have postponed the exam when so many students were ill. They couldn t do that. It was a public exam and the rest of the schools in the country were involved. Oughtn f they to have reported the matter to the police right away They couldn t really have done so. They suspected Jim from the minute when they discovered the embezzlement but they had absolutely no. proof. 178 How to ask questions reading Dad s present Salesman We don t have a copy of the book in stock John. Shall I order it for you It ll only .