They always see a film on Saturdays.改同义句 They always( )( )( )( ) on Saturdays
题目
They always see a film on Saturdays.改同义句 They always( )( )( )( ) on Saturdays
They always see a film on Saturdays.改同义句
They always( )( )( )( )on Saturdays
i sleep nine hours every night 划线提问(划线的是nine)
( )( )( )do you sleep every night?
答案
1.go to the cinema 2.How many hours do you sleep 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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