题目

阅读理解 This is a picture of Alan Brown’s family.His family are in Shanghai.In the picture we can see his parents,his brother and him.His parents work in No.7 Middle School.He has a brother.But he doesn’t have a sister.They are students.They have a nice house in Shanghai.His room is big.A bed,a desk and two chairs are in the room.He loves sports.He has a soccer ball,two basketballs,and three volleyballs.His brother likes books.He has many interesting books.What about his parents?They love sports and books,too. 1.How many people are there in Alan’s family?   A.Four.    �若，则方程f（4x）=x的根是（　　）A．B．﹣C．2D．﹣2