阅读下列材料，按要求完成各题。

    This is Mr. Wilson's room. It's clean and tidy. It looks like（像） a nice picture. The walls are white and the window is big. You can see a photo of his family and a photo of his girlfriend on the wall. His girlfriend is Peggy Carmen. A yellow desk is near the window. You can see some green plants and five colorful flowers on it. A blue clock is on it, too. It is seven now. A baseball is under his bed. His T-shirt and his bag are on the bed. Look! What's that in the drawer(抽屉) of the desk? Oh, it's Mimi, a cat. It's black. It looks like a hat.

某市一家长向当地法院起诉，状告离其家最近的某小学拒收他6岁的孩子入学。法院依法受理此案，责令该小学无条件接受其子女入学。这说明（    ）

①学校有权决定让谁上学

②公民的受教育权离不开法律的保障

③法律有权决定适龄儿童少年到哪里上学

④义务教育具有强制性