The students are talking about their favourite sports with their teachers.
题目
The students are talking about their favourite sports with their teachers.
对 their favourite sports提问
对 with their techers提问
In his free time,he studies English.同义句
答案
What are the students talking about with their teachers?Who are the students talking about their favourite sports with?He spends his free time studying English
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.
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