A.They will keep the chairs for a long time. B.The man suggests they move to another place. C.The woman is complaining about the bad chairs. D.The man thinks they had hatter have the chairs replaced.
【单选题】At the ________ level of moral development, individuals define moral values apart from the authority of the groups to which they belong or society in general.
【简答题】We define the dynamic range of an imaging system to be the ratio of the _________________________ to the minimum detectable intensity level in the system