按要求完成下列各题。每空一词，缩写算一词。

小题1:My name is Chen Han.(对画线部分提问)

                your name?

小题2:Are these your pencils? (改为同义句)

Are these                   ?

小题3:She is my friend. (改为复数形式)

             my            .

小题4:Is your tape player on the bookcase? (作否定回答)

      ,                     .

小题5:He is my uncle. (改为一般疑问句)

                 your uncle?

营销渠道的发展趋势之一是渠道结构扁平化。