根据句意或首字母或汉语提示完成句子
题目
根据句意或首字母或汉语提示完成句子
My father us busy working every day e--------- sunday.
Let's r-------- money for the people in yushu.
More than two t------- peopla lost their lives in the earthquake in yushu.
She has been skating s------- she was four years old.
The school y---- is very dirty.Would you mind clean it?
答案
except
raise
thousand
since
yard
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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