Change the forms of the following sentences. 句型转换。
1. I eat vegetables three times a day.（对划线部分进行提问）
2. My favourite fruit is melon.（对划线部分进行提问）
3. I watch sports on TV.（变为一般将来时）
4. Do you often help your family ?（作出肯定回答）
5. Kim eats breakfast six times a week.（变为一般过去时）
1. How often do you eat vegetables ?
2. What is your favourite fruit ?
3. I'm going to watch sports.on TV.
4. Yes, I do.
5. Kim ate breakfast six times a week.
