They are got 500 pounds in the bank.(针对划线部分提问,500 pounds是划线部分)
题目
They are got 500 pounds in the bank.(针对划线部分提问,500 pounds是划线部分)
This cheap coat is not as good as the expensive one.(变成肯定句)
答案
How much did they get in the bank? (are在原句中多余了)
去掉第二句中的not就可以了.
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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