用come构成的词组填空拜托了各位
题目
用come构成的词组填空拜托了各位
1.The hunter walked across the forest when suddenly a bear__________him 2.The magazine_________________ once a month 3.The engineers has ___________new ways of saving energy 4.They__________ an old school friend in the street this morning
答案
comes for comes out came up with came over
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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