people and animals live in the s____ world.We should keep the balance b___ people and animals.If the
题目
people and animals live in the s____ world.We should keep the balance b___ people and animals.If the balance is destroyed,there will be the bad result to b___ people and animals.Wild animals are f___ of people.We have to protect them or there will be no wild animals in the f___.There is a black and white animal living in C___.Everyone knows it is called panda.Now there are f___ pandas than before.Most of them live in Sichuan and Gansu Province.There are also some other rare animals in China.H___,the number is becoming smaller and smaller t___ before.So people should t__
their best to help these animals .They are in danger of disappearing from the world
答案
same
between
both
friendly
feature
fewer
China
However
than
try
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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