历史学家陈旭麓指出：“新民主主义思想和理论以反帝反封建的革命目标接续了旧民主主义革命未竟的事业，又以无产阶级的领导取代资产阶级的领导，表现了新旧革命的嬗变，同时，它赋予资产阶级性质的民主革命以社会主义的未来前途。”材料表明新民主主义革命
①革命目标与旧民主主义革命相一致 ②领导阶级是无产阶级③革命性质是无产阶级社会主义革命 ④未来前途是社会主义

下列事实中，物体运动状态没有发生改变的有（　　）

请将下列动物与呼吸器官对应相连：

蚯蚓____                 A用气管呼吸

蝗虫____                B用湿润的体壁呼吸

鱼____                C用肺呼吸，气囊呼吸

鸟____                 D用鳃呼吸

下列不属于化学研究范畴的是（　　）

Read and finish.读短文，按照要求完成任务

    John and Sarah are good friends. John has short hair. Sarah has long hair. They have a new classroom. Look! One blackboard, one TV, two doors, many desks and chairs. The TV is big. The doors are orange. The desks are green. The TV is near the door. There are many pictures on the wall. The new classroom is very nice. They all (都)like it.

Read and judge. 判断正误。