A、B、C、D、E五种主族元素的原子序数依次增大，且均小于18．A原子的最外层电子比B原子的最外层电子少2个，B原子的质子数是其电子层数的4倍．A、B、C三种元素能结合成化合物C₂AB₃，在1mol C₂AB₃中共有52mol电子．D元素的单质0.5mol与酸全部反应生时，有9.03×10²³个电子转移．E元素的单质是一种黄绿色气体，水溶液具有漂白性．试填写下列空白：

如图为某植物细胞部分结构示意图，据图分析，下列四项叙述中，正确的是（　　）

如图，已知函数y₁=ax+b和y₂=kx的图象交于点P，则根据图象可得，当x____时，y₁＞y₂．

已知函数y=f（x）与y=g（x）的图象如图所示，则函数y=f（x）•g（x）的图象可能是（   ）

阅读下列短文，根据短文内容填写表格。(每空限填一词)     

    Hi! Do you know the three children? They are in a happy family. Xiao Xue is a helpful girl. She is beautiful. She likes studying. She studies very hard. She gets up early and finishes her breakfast quickly .Then she rides her bike to school . Liu Xing is a little lazy. He gets up late and then washes his face, brushes his teeth in a hurry. Then he goes to the bus stop without breakfast. He usually plays basketball after school. In the evening, he seldom (很少)does homework. He goes to bed late. Xiao Yu is a lovely boy. He gets up very slowly and then he usually takes a shower(淋浴)at home before breakfast. After that, he goes to school in his father’s car. He likes watching TV in the evening.

Name	Xiao Xue	Liu Xing	Xiao Yu
Personality（个性）	She is ____.	He is a little lazy.	He is____
How to go to school	She____ to school.	He goes to school by____	He goes to school by____
Habits	She finishes her Breakfast ____	He goes to school____breakfast.	He usually takes a shower____breakfast.
____	She likes study.	He likes playing____and computer games.	He likes watching TV.