Amy can fly kite very high改为疑问句
题目
Amy can fly kite very high改为疑问句
答案
对谁或者什么提问呢?如果是一般疑问句:Can Amy fly kite very high?对Amy提问:Who can fly kite very high?对kite提问:what can Amy fly very high?对very high提问:How much height can Amy fly kite?顺便问一...
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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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