Jane stayed in Beijing____last mouth.She___went to library with me.
题目
Jane stayed in Beijing____last mouth.She___went to library with me.
A.sometime;some time
B.sometime;sometimes
C.sometimes;sometimes
d.sometimes;some time
为什么?
答案
B
sometime last month 上个月的某个时间
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
最新试题
热门考点