拟人句50字
题目
拟人句50字
答案
春天到了,小燕子匆匆忙忙地赶回来报信,小草悄悄地从地里探出了脑袋,好奇地看着小蜜蜂在花丛里辛勤地采蜜,青蛙从冬眠中醒来,忍不住高声歌唱.春雨温柔的抚摸大地,桃花笑红了脸,大地一片生机勃勃!
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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