It is important ______(stay) healthy for us. Remember ______(finish) your homework on time.
题目
It is important ______(stay) healthy for us. Remember ______(finish) your homework on time.
Does she have any books?的同义句
How many bananas does he have?的同义句
答案
to stay
to finish
Has she got any books?
How many bananas has he got?
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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