Is there ___in the bag? No,there is ____. A.something,bnything B.anything,nothing
题目
Is there ___in the bag? No,there is ____. A.something,bnything B.anything,nothing
C.anything,something D.something,nothing
答案
选B 疑问句中用anything（任何东西） 回答因为是no 所以用nothing
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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