SAM已连续滑冰两小时,汉译英
题目
SAM已连续滑冰两小时,汉译英
老师鼓励我们对理科感兴趣.汉译英
我和他都从未到过长城.汉译英
吉姆看到如此多人插队,他气得发疯.汉译英
答案
Sam has been skating for 2 hours,hasn't he?Our teacher encouranges us to be interested in physics.Neither him nor I have been to the Great Wall.Jim had never seen so many people jump the queue,he was ...
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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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