1.( )this time next year Bob will have finished high school填入合适得介词或副词
题目
1.( )this time next year Bob will have finished high school填入合适得介词或副词
2.if you take the kids to the park always remember to keep them ( )right
3.I can never express my thanks to you how can I ever pay you (
4.Hey!Watch ()for the car What were you looking at?
7.Mrs Fray is going to have a baby soon so someone else will have to take ()her ciasses
6.the number of giant pandas has been increasing since they were put ()governement control
答案
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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