10. The settlers at Jamestown lived on wild berries and roots because they had to eat
题目
10. The settlers at Jamestown lived on wild berries and roots because they had to eat
10. The settlers at Jamestown lived on wild berries and roots because they had () to eat.
A. anything else
B. something other
C. nothing else
D. nothing other
答案
C
because they had nothing else to eat 因为他们没别的东西可吃.
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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