14.Either you or the headmaster_______ the prizes to these gifted students at the meeting.
题目
14.Either you or the headmaster_______ the prizes to these gifted students at the meeting.
A.is handing out B.are to hand out C.are handing out D.is to hand out
为何用不定时，而不用分词。
答案
D either ..or..选择疑问句当单数
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