①他从中午一直忙到太阳落山,弄得 jīn pí lì jìn____。
②今天我要讲的故事是《wáng yáng bǔ láo____》。
③他很后悔没有接受街坊的quàn gào____。
7千米-2000米=____米
Hello!My name is Bob. My classroom is not big but nice. There are 21 desks and 20 chairs. 墙上有一些画和一幅地图。Mrs Brown is our English teacher. She is from a big city.She is nice. Her husband Mr Brown is a teacher too, but he isn't in our school. Tom is my good friend. We like playing football on Saturday. Where is my football? It is under my desk.
(2015•泰州)下列物体的运动可近似看作匀速直线运动的是( )
2017年3月27日是全国第22个中小学生安全教育日,各中小学围绕主题“我安全、我健康、我快乐”广泛开展安全教育宣讲和应急演练等活动。这些举措( )
①体现了对未成年人学校保护 ②有利于未成年人掌握必要的安全知识和技能
③有利于建设安全的和谐校园 ④从根本上消除影响未成年人成长的安全隐患