he has two pencils ,___was given by his brother as a birthday present
题目
he has two pencils ,___was given by his brother as a birthday present
A .the longer one B .the longer of which C .the longest D .one of them.
答案
B
如果选A、D,要么逗号变句号,要么前面加and.C用于三者之间,这里是两个,不符.如果是三个和A和D一样变.只有B放入句子中是从句,可以.
这道题就是中国的僵化应试题,其实外国人现在已经不会再死扣这么小的语法了,大的来说ABD都可以的.
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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