某同学利用如图甲所示的实验装置测量重力加速度.
古诗文阅读
五柳先生传
陶渊明
先生不知何许人也,亦不详其姓字,宅边有五柳树,因以为号焉。闲静少言,不慕荣
利。好读书,不求甚解:每有会意,便欣然忘食。性嗜酒,家贫不能常得。亲旧知其如此,或置酒而招之:造饮辄尽,期在必醉。既醉而退,曾不吝情去留。环堵萧然,不蔽风日:短
褐穿结.箪瓢屡空,晏如也。常著文章自娱,颇示己志。忘怀得失,以此自终。
赞日:黔娄之妻有言:“不戚戚于贫贱,不汲汲于富贵。”其言兹若人之俦乎?衔觞赋诗,以乐其志,无怀氏之民欤?葛天氏之民欤?
词形转换There are some ____ at school. (boy) Is this ____ classroom? (we)There are five____ in the room. (child) Are there ____ boats in the river? (some)There are three____ and four __________ in the picture. (man, woman)Mary, is this ____ bottle of coke? (you)Daming ____ (be not) in Class Three.I have two ____ (pencil-box)Bill is from ____ . (American)What are____ .(that)Are you in ____ One? (grade)There are two ____ on the wall. (picture)Look! These____ are good. (cake)Are these ____ apples? (you)Lingling is from ____ . (Chinese)