Any dog’s love and devotion can feel like a miracle(奇迹). In a sense, Mason, a one-year-old dog, may be the most amazing one on the earth. The long-legged dog in North Smithfield, Alabama, was c
23．依据下面语句，仿写两句，要求三句话语意一致。 （4分） 仿写：种子如果害怕遭遇泥土埋没，就可能永远难以体味嫩芽破土而出时的那一种惊心
如图， DE是△ABC的中位线，M是DE的中点, 若△ABC 的面积为48 cm2，则△DMN 的面积为 ▲ cm2
______ all my homework unfinished, I am not allowed to go online to play games. A. As B. For C. Without D. With
制备单克隆抗体不需要： A . B —细胞 B . T －细胞 C ．肿瘤细胞 D．融合细胞
期中考试结束，有一位同学找老师倾诉成绩不理想的苦恼。请你根据情境，将下面的师生对话补充完整。要求：符合语境，简明得体，每空字数不得超
Liu Xiang, a 21-year-old Chinese athlete, got the gold medal of the fascinating men's 110m hurdles(跨栏) before a crowd of 70 000 at the Olympic Stadium in the 28th Olympics in Athens late Friday lo
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