The teacher sent over the same point so often that the students were bored.意思 其中send over何意?
题目
The teacher sent over the same point so often that the students were bored.意思 其中send over何意?
答案
此句中作传授
那老师总是传授相同的东西,学生们觉得很枯燥
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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