1.Linda helped her mother clean the room yesterday.(用tomorrow替换yesterday)Linda ____ ____ ____ ____he
题目
1.Linda helped her mother clean the room yesterday.(用tomorrow替换yesterday)Linda ____ ____ ____ ____her mother clean the room tomorrow.
2.I'm going to da some shopping this Saturday.(对do some shopping提问)____ ____ you going to ____this Saturday.
答案
1、i s going to help
2、what are you going to do this
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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