【简答题】Conversation Listen to a conversation and number the stages of heart development in sequence. a. The third and fourth heart chambers are formed, respectively. b. The form of the heart starting to cont...
【单选题】An American retailer purchased 100 pairs of shoes from a company in Denmark in the second quarter of 2010 but does not sell them to a consumer until the third quarter of 2010. In which quarter(s) is ...