lt is necessary to study hard at school.同义句
题目
lt is necessary to study hard at school.同义句
答案
1.to study hard at school is necessary.2.studying hard at school is necessary.3.you are supposed (outght to) to study hard at school.不知道你的同义指的是句式变换还是用词变换啊.
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
最新试题
热门考点