What are those things cashier should pay attention to when preparing a guest's bill?怎么用英文回答呢?关键是回答

those thing are very niceduima What are those?答语 what什么are those What colour are those What are those?________(those)are books. over what those are there what are those?改为单数 What are those?They are___________. What are those in English? What are those?____are___apple_ trees What are those?改成单数 what are those?(回答问句) What are those on the what are those they are ________. What are those _____ are apples What are these?Those are oranges. what are those?的回答用those are . What are these? Are those?这道What are these? Are those?这道题怎么写?