五、按要求写句子。
1. I am doing my housework.（对画线部分提问）
What ________ you ________?
2. I am riding my bike now.（改为否定句）
I ________ ________ ________ my bike now.
3. I have a small cat.（对画线部分提问）
What ________ you ________?
4. I am cleaning the table in the classroom.（对画线部分提问）
________ are you ________ in the classroom?
5. I make the bed every day.（改为现在进行时）
I ________ ________ the ________ now.

1. are, doing 2. am not riding 3. do, have 4. What, doing 5. am making, bed