麻烦解释原因
题目
麻烦解释原因
When Vavra passed away at the age of 90,her friends were surprised to see how much she had saved:$2.8 million.She’s saved nearly all of her income.According to her wishes,the money was_______ to 11 charities in her local area.
A.to donate B.donate C.donating D.to be donated
答案
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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