1. 句型转换。

1. （1） There are some pears on the table.（对划线部分提问）

   on the table?

3. （2） There is a pen and two pencils in his pencil box.（改为否定句）

   There a pen two pencils in his pencil box.

5. （3） How much is the dress?  (改为同义句)  

     the  of the dress?