He was surprised that his answer sh
题目
He was surprised that his answer sh
He was surprised that his answer should have caused such a strong _(react) Her job is _ (使餐厅保持尽可能干净) What worries me most is _ (每天晚上她都要工作到很晚) 后面两题是用动词ing形式短语补全句子
答案
reaction
keeping the dining room as clean as possible
she working on till late every night
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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