Maria has to cook food for her friend.（对画线部分提问）

Maria has to cook food for her friend.（对画线部分提问）
—————
____ does Maria ____to do for her friend.
You can ask Tom to call me later.（改为同义句）
You can ask Tom to ____ me a____later,
That____(will)be very nice.
Let's____(have)a picnic tomorrow.
I have to____(cook) food.
Could you____(carry)water.
Kate often____(carry)water for the old man.