根据短文内容, 判断正误。

    When we play a game with our classmates or friends, we usually need to make some rules first. I think it's very important to have rules.

There are lots of rules in my school. We must get to school on time. We have to wear the school uniform on Mondays and Thursdays. We can't run in the hallways. We can't fight. I think it's very good to have rules at school.

    We must follow traffic (交通) rules. We can go at green lights (灯) and have to stop at red lights. The traffic rules make us safe (安全的).  

When we take a car and sit next to the driver, we must wear the safety belts (安全带). Also, children must sit on the safety seats.

①孝敬父母，最重要的是多做家务，减轻父母的负担

②孝敬父母的表现是多种多样的，在不同场合有不同的要求

③孝敬父母需要付出时间、感情、精力等，甚至要委屈自己

④孝敬父母就不能和父母顶嘴，一切顺从父母的安排

一定条件下，一种反应物过量，另一种反应物仍不能完全反应的是（  ）

如图所示是伏安法测定小灯泡电阻、功率的实验电路图。小灯泡正常工作时，两电表的示数如图所示，则下列说法不正确的是 （    ）