1.Can your father_____(drive)a car?Yes.2.______
题目
1.Can your father_____(drive)a car?Yes.2.______
1.Can your father_____(drive)a car?Yes.
2.______Tom______(want) any coffee?No.
3.What______(have) your sister got?Some interesting books.
4.Ben,______(not play) football in street.
5.There ______(be) some water in the glass.
6.______you a nurse?Yes,I_____.
7.Kitty_______(not have) any teddy bears.
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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