英语就画线部分提问the flet very tired after they worked all night long就划线部分提问
题目
英语就画线部分提问the flet very tired after they worked all night long就划线部分提问
the flet very tired after they worked all night long(very tired)
the chidren played happily in the park (played)
her mother has to stay in hospital for a few days (fo a few days)
答案
1 How did they feel after they worked all night?
2 What did the children do happily in the park?
3 How long does her mother have to stay in hospital?
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.
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