both China and the United States have benefited from their growing business ties over the past four
题目
both China and the United States have benefited from their growing business ties over the past four
decades.翻译
答案
中国和美国都从过去40年来不断发展壮大的商贸关系中获益良多.
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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