二、单项选择.6._ you _ free next Sunday?A.will;are B.will;be C.do;be D.are;be
题目
二、单项选择.6._ you _ free next Sunday?A.will;are B.will;be C.do;be D.are;be
7._ your bother_ a comic book from the library?
A.are;going to borrow B.Is;going to borrow C.will;borrows D.are;going to borrows
8._ open the window?
A.will you please B.please C.you please D.Do you
(小升初衔接教材）
答案
6.B
7.B
8.A
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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