_____a big party in our school in two weeks A it is B it willbe C there was D there is going to be
题目
_____a big party in our school in two weeks A it is B it willbe C there was D there is going to be
答案
选D 首先要使用there be 句型其次因in two weeks 表示两周后的意思 所以要用将来时态
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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