1.The rest ofthe days __ in studying geography at home.
题目
1.The rest ofthe days __ in studying geography at home.
A.spent.B.spends.C.was spent.D.were spent.
2.The rest ofthe day __ in studying geography at home.
A.spent.B.spends.C.was spent.D.were spent.
看好了,这两个题不一样的.days 、day.
3.Do you know where the tools __?
A.belong.B.belong to.C.are blonged to.D.are belonging to
4.Do you know whom the tools __?
A.belong.B.belong to.C.are blonged to.D.are belonging to
看好了,这两个题也不一样的.where、、whom.
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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