Why was he late for school today?_____the traffic was quite bad.A.Since B.For C.As B.Because.
题目
Why was he late for school today?_____the traffic was quite bad.A.Since B.For C.As B.Because.
选哪个?说下原因
答案
难道不是选because吗?why提问的一般都是用because来回答吧
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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