Why are so many people so afraid of failure? Quite simply because no one tells us how to fail so that failure becomes an experience that will lead to growth. We forget that failure is
After he had solved the math problem, he _____ to deal with another one. A. went on B. put on C. gave up D. put up
作文(60分) 阅读下面文字,按要求作文。 倪萍的新作《姥姥语录》中有这样两句话: ①“自己不倒,啥都能过去;自己倒了,谁也扶不起你。” ②
已知C-C键可以绕键轴旋转,结构简式为 的烃, 下列说法正确的是( ) A.分子中至少有8个碳原子处于同
下列叙述正确的是A.恒容密闭容器中进行的反应3A(g) B(g)+C(g),在其它条件不变情况下,再充入一定量的A气体,A的转化率将增大B.对于可逆反
如图,在矩形纸片ABCD中,AB=2cm,点E在BC上,且AE=CE.若将纸片沿AE折叠,点B恰好与AC上的点B1重合,则AC= ▲ cm.
设常数,函数,. (Ⅰ)令,求的最小值,并比较的最小值与零的大小; (Ⅱ)求证:在上是增函数; (Ⅲ)求证:当时,恒有.