Today is Sunday. Tony and his sister Jean want to buy some things for the family party. It’s a shopping list（购物单）.

	They are for mother. Weight（重量）: three kilos Money: four dollars
	They are for father. Weight: two kilos Money: five dollars
	They are for Tony and sister. Weight: two kilos Money: six dollars
	They are for grandparents. Weight: one kilo Money: three dollars

阅读以上内容完成下列短文使短文描述符合以上信息。（每空一词,数字用英语表述。）
It is Sunday today. Tony and    want to buy some things for their families. They buy some   . The    are for their father. The cheapest（最便宜）  is the   . How much are all of them? They are    dollars.