A special scientist team has been formed to study the possible relationship between the unusual weat
题目
A special scientist team has been formed to study the possible relationship between the unusual weather in Australia and _____ in Brazil and some other countries.
A.the one B.that
为什么是B?A错哪里
答案
一般比较级里面后面的与前面的重复时都用that来取代前面那个
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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