选择合适的单词或词组,并用其适当形式填空
题目
选择合适的单词或词组,并用其适当形式填空
wide,simple
Computers and printers are now _____used in many schools companies
I ____ couldn't wait to see my favourite pop stars that night
答案
Computers and printers are now _widely____used in many schools companies
I _simply___ couldn't wait to see my favourite pop stars that night
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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