1.both of your parents work怎么改错 2.your mother go to work every day 怎么改错
题目
1.both of your parents work怎么改错 2.your mother go to work every day 怎么改错
答案
both of your parents' work
your mother goes to work every day
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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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