孔子说：“行己有耻。”朱熹说：“人有耻，则能有所不为。”孟子说：“羞恶之心，义之端也。”

课外活动时，同学们围绕“知耻”准备展开一次研讨活动，请你参与进来，与他们一起完成下列问题：

一次函数y=x+3与y=-2x+6的图象的交点组成的集合是（    ）

读短文，判断对错。
    Hello, everyone! My name is Kate. I come from France. Now I'm in China with my parents. I'm a student of No. 2 Middle School (第二中学). The teachers there are very friendly (友好的) to me. The students there are friendly, too. I like them very much. Look at that tall man! He's my father. He has big eyes and a big nose. He's handsome. He is a doctor. He often helps people in need. That beautiful woman is my mother. She has long hair and big blue eyes. She's a nurse. My parents and I all like China very much. The Chinese food is very yummy. The Spring Festival (春节) is coming. We will spend (度过) the Spring Festival in Beijing.

把5个同样大小的正方体拼搭成下面的模型．下面的图形分别是从哪个方向看到的？

整数除以真分数，商一定大于被除数。