假如你是一名人大代表,材料中张某的行为对你有何启示。
If you in doing something, you manage to do it.
When he ___ the bus , the poor man realized he had left his bag on it.
***曾说:“我们……是先生教出来的学生,应当高明些,后来者居上嘛!”中共“高明些”的表现有( )①工农武装割据 ②一国两制 ③大跃进运动 ④社会主义市场经济体制
已知A-1,0,B1,0两点,过动点M作x轴的垂线,垂足为N,若MN→2=λAN→·NB→,当λ<0时,动点M的轨迹为( )