The teacher told us that the sun ____in the east.
题目
The teacher told us that the sun ____in the east.
A.rises B.rose C.raises D.raised
He lives in a village _____there are a lot of trees.
A.there B.where C.that D.which
答案
The teacher told us that the sun _A.rises___in the east.
He lives in a village _B.where____there are a lot of trees.
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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