这个句子“Chinese students often have many texts to read as their homework”中to是介词,read为啥不加ing?
题目
这个句子“Chinese students often have many texts to read as their homework”中to是介词,read为啥不加ing?
答案
亲,to是动词不定式,后面接动词原型的.前面有to后面的动词就不能加ing
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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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