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- 3单摆的机械能、振幅、频率怎样变化
- 4简爱 阅读题
- 5书名:______,作者:______,印象最深的人物:_______ 该人物形象给你的人生启示:___________________
- 6设f(x)是定义在R上的奇函数,且当x>等于0时,f(x)=x^2,若对任意的x属于[t,t+2],不等式f(x+t)>等于2f(x)恒成立,则实数t的取值范围是____________.
- 7How many Olympic Games have been held since 1896?
- 8please___(give)him some beef.
- 9333387又1/2*79+790*6661又1/4=
- 10动物体内葡萄糖过剩时,它先转化为什么?