It is strange that he says so.
题目
It is strange that he says so.
It is strange that such a thing ________in your company.
A.happen B.happens
C.happened D.has happened
这题参考答案是A,在网上查了是It is strange that +should+动词原形 表示奇怪,在句中省略了should,
可是我又看到这样一句 It is strange that he says so,这里的says 是怎么回事?那上面那题用happens可以吗?
答案
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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