按要求改变下列句型。

1. an, the, orange, table, on (组成there be 结构的一般疑问句，并写出其肯定和否定回答)

      _______________________________________________?

    肯定回答: _____, _____.  

    否定回答:_____, _____.

2. — _____ potatoes? (根据答句写出问句)

    —Yes, I have.

3. We have got five melons in the fridge.  (对画线部分提问)

     _____ in the fridge?

4. The milk is in the bottle?  (对画线部分提问)

     _____ the milk?

5. Liz has got some onions.  (变为否定句)

    Liz _____ onions.