SAT语法真题求解!
题目
SAT语法真题求解!
1.(A significant factor)A to include in the budget when (buying)B a car are the (costs of)c fuel and maintenance and the (insurance payments)D. No error
A哪错了?应该怎么改?
答案
给你一点提示:有没有注意到主句的谓语动词(be动词)的形式:are(复数形式)
改为:Significant factors to be concluded in...
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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