给问句选择合适的答语。 ( ) 1. Where is my sweater? ( ) 2. Whose dress is it? ( ) 3. Is this your shirt? ( ) 4. What colour is your jacket? A. Yes, it is. B. It's grey. C. It's on my bed. D. It's Ann's.
【单选题】The polluter-pays principle in treaty law can be traced back to some of the first instruments which establish minimum rules for civil____for harm caused by hazardous activities.
【单选题】The polluter-pays principle in treaty law can be traced back to some of the first instruments which establish minimum rules for civil____for harm caused by hazardous activities.