①家庭可支配收入    
②商品的价格     
③商品的质量与性能   
④商品的售后服务

给下列句子选择正确的答语

____Is he drinking water?                  A. Yes, they are.

____Can you take him to the park?           B. No, he isn't. He's eating.

____Whose book is this?                   C. He's in the kitchen.

____Are these all ours?                    D. It's Mike's.

____Where is Fido now?                   E. Of course.

关于我国干湿地区的说法正确的是（    ）

下列分析正确的是（   ）