Peter oughtn’t to have done it in the first place,____?
举一反三
- He ought to have looked after his father, ______? A: oughtn't he B: ought he not to C: oughtn't he to D: oughtn't to he
- Peter found a place in the cellar____he used as his first laboratory.
- The first and most important step is to admit that you have done everything wrong. The first and most important step is to admit that you have done everything wrong. The first and most important step is to admit that you have done everything wrong.
- But you have to study hard, (). A: mustn't you B: won't you C: don't you D: oughtn't
- 3.---What do you think we can do for our aged parents? ---You ____ do anything except to be with them and be yourself.A. don't have to B. oughtn't toC. mustn't D. can 't A: A. don't have to B: B. oughtn't to C: C. mustn't D: D. can 't