【简答题】Today, there are many problems between parents and children. Many people always ask, “why do we often argue?” Parents show their love for their children in different ways. They cook nice food, buy new...
【简答题】People always ask how to live life to the fullest.
【简答题】已知平面向量 , , ,其中 ,且函数 的图象过点 .(Ⅰ)求 的值; (Ⅱ)将函数 图象上各点的横坐标伸长为原来的的2倍,纵坐标不变,得到函数 的图象,求函数 在 上的最大值和最小值
【单选题】在面向对象方法中,对象请求另一对象为其服务的方式是发送( )。
【简答题】She once said: 'When people ask me if writing has been a hard or easy road I always answer with the famous saying, 'the end is nothing; the road is all.'” That is what I mean when I say writing has be...
【单选题】A lot of people __________ about the painting, but my father always says it’s not for sale.