Do you have _______ to say?A.something important B.anything important
题目
Do you have _______ to say?A.something important B.anything important
答案
选择B如果是陈述句,例如:I have something inportant to say.变为否定句和疑问句时,就要将something 变为anything ,即Do you have anthing important to say?总之,记住some 在否定句和疑问句中要变成any就可以了,例...
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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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