能说出其中的道理吗?
①骑自行车上班____
②家庭成员____
③兄弟和姐妹____
④一些亲戚____
I often w____the dishes(餐具)after the dinner.
I, drink, cake, draw, happy, on, they, present
My name is Alice. Today is my birthday. I am ____My mother and father make a ____for me. There are some oranges ____it. They are my favourite fruit. My friends come to my home with a lot of ____.I prepare (准备) many apples and bananas food for ____ .We talk and share delicious food and ____ Well, where is ____little brother? He sits and ____a picture for us.
市场上有一种“55℃保温杯”,外层为隔热材料,内层为导热材料,夹层间有“神奇物质”。开水倒入杯中数分钟后,水温降为55℃且能较长时间保持不变。“神奇物质”在55℃时( )